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flux

flux

flux Sentence Examples

  • Hence the flux through dS is qdw.

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  • In short, its duty is to " flux " the gangue and ash, and wash out the sulphur.

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  • The flux is moistened with water and exposed to a current of carbonic acid, which, on account of the condensing action of the charcoal, is absorbed with great avidity.

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  • Hence the total flux through the surface considered is - {(dV i /dn l)-}-(dV 2 /dn 2)}dS, and this by a previous theorem must be equal to 47radS, or the total included electric quantity.

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  • In the Carboniferous Limestone series, the purer kinds of limestone are used for the manufacture of lime, bleaching powder and similar products, also as a flux in the smelting of iron; some of the less pure varieties are used in making cement.

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  • If, argued Protagoras in a treatise entitled Truth, all things are in flux, so that sensation is subjective, it follows that " Man is the measure of all things, of what is, that it is, and of what is not, that it is not "; in other words, there is no such thing as objective truth.

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  • All religions, even the most conservative and traditional, are in constant flux, they either advance or decay.

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  • The use of oxide of lead in glass-making was no new thing; it had been used, mainly as a flux, both by Romans and Venetians.

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  • Yet from the points of view alike of an absolute pluralism, of a flux, and of a formula of bare identity - and a fortiori with any blending of these principles sufficiently within the bounds of plausibility to find an exponent - all knowledge, because all predication of unity, in difference, must be held to be impossible.

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  • Magnetic force has not merely the property of acting upon magnetic poles, it has the additional property of producing a phenomenon known as magnetic induction, or magnetic flux, a physical condition which is of the nature of a flow continuously circulating through the magnet and the space outside it.

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  • When the magnetic induction flows through a piece of iron or other magnetizable substance placed near the magnet, a south pole is developed where the flux enters and a north pole where it leaves the substance.

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  • Hair and some other like structures grow luxuriantly on a part to which there is an excessive flux of blood.

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  • When the magnetic induction flows through a piece of iron or other magnetizable substance placed near the magnet, a south pole is developed where the flux enters and a north pole where it leaves the substance.

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  • The idea of an objective flux, or law of change constituting the reality of things, is abandoned, and subjective points of sense alone remain - which is tantamount to eliminating the real from human knowledge.

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  • The idea of an objective flux, or law of change constituting the reality of things, is abandoned, and subjective points of sense alone remain - which is tantamount to eliminating the real from human knowledge.

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  • For the production of the final aluminium, ioo parts of the chloride and 45 parts of cryolite to serve as a flux were powdered together and mixed with 35 parts of sodium cut into small pieces.

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  • In a uniform magnetic field of unit intensity formed in empty space the induction or magnetic flux across an area of I square centimetre normal to the direction of the field is arbitrarily taken as the unit of induction.

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  • (I) Commercially pure tin is treated with nitric acid, which converts the tin proper into the insoluble metastannic acid, while the copper, iron, &c., become nitrates; the metastannic acid is washed first with dilute nitric acid, then with water, and is lastly dried and reduced by fusion with black flux or potassium cyanide.

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  • We have then a very important theorem as follows: - If any closed surface be described in an electric field which wholly encloses or wholly excludes electrified bodies, then the total flux through this surface is equal to 47r - times the total quantity of electricity within it.'

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  • Hence, multiplying these normal forces by the areas of the corresponding faces, we have the total flux parallel to the x-axis given by - (d 2 V/dx 2)dxdydz, and similar expressions for the other sides.

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  • Hence the total flux is - (+ d2V d 2 V d2V dye + dz2) dy dz, dx2 and by the previous theorem this must be equal to 4'rrp dxdydz.

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  • Hence if dS and dS' are the areas of the ends, and +E and - E' the oppositely directed electric forces at the ends of the tube, the surface integral of normal force on the flux over the tube is EdS - E'dS' (20), and this by the theorem already given is equal to zero, since the tube includes no electricity.

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  • The solidified chloride is then broken up, the shots and fused masses of magnesium are picked out, run together in a plumbago crucible without flux, and poured into a suitable mould.

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  • The furnace is made rather narrow at the top or " stock line," in order that the entering ore, fuel and flux may readily be distributed evenly.

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  • The want of limestone for flux, within easy reach, is generally a great drawback as regards iron-smelting in India.

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  • Hence, multiplying these normal forces by the areas of the corresponding faces, we have the total flux parallel to the x-axis given by - (d 2 V/dx 2)dxdydz, and similar expressions for the other sides.

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  • - When magnetic force acts on any medium, whether magnetic, diamagnetic or neutral, it produces within it a phenomenon of the nature of a flux or flow called magnetic induction (Maxwell, loc. cit., § 428).

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  • Motion symmetrical about an Axis.-When the motion of a liquid is the same for any plane passing through Ox, and lies in the plane, a function ' can be found analogous to that employed in plane motion, such that the flux across the surface generated by the revolution of any curve AP from A to P is the same, and represented by 2s-4 -11'o); and, as before, if d is the increase in due to a displacement of P to P', then k the component of velocity normal to the surface swept out by PP' is such that 274=2.7ryk.PP'; and taking PP' parallel to Oy and Ox, u= -d/ydy, v=dl,t'/ydx, (I) and 1P is called after the inventor, " Stokes's stream or current function," as it is constant along a stream line (Trans.

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  • by the square of the distance gives the velocity of the liquid at that point, then the total flux through any enclosing surface would be 47r times the strengths of all the sources enclosed.

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  • Although the state has a great amount of limestone, especially in Erie and Ottawa counties, its dull colour renders it unsuitable for most building purposes.` It is, however, much used as a flux for melting iron and for making quick lime.

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  • There are limestone quarries in nearly two-thirds of the counties and great quantities of the stone are used for flux in the iron furnaces, for making quicklime, for railway ballast and for road making.

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  • Magnetic Induction or Magnetic Flux.

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  • (25) Unless the path of the induction is entirely inside the metal, free magnetic poles are developed at those parts of the metal where induction enters and leaves, the polarity being south at the entry and north at the exit of the flux.

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  • When the armature is rotated, these two coils endeavour to place themselves in certain directions in the field so as to be perforated by the greatest magnetic flux.

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  • Wahl [German patent 70773 (1893)] prepare a 97% manganese from pyrolusite by heating it with 30% sulphuric acid, the product being then converted into manganous oxide by heating in a current of reducing gas at a dull red heat, cooled in a reducing atmosphere, and finally reduced by heating with granulated aluminium in a magnesia crucible with lime and fluorspar as a flux.

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  • A small amount is used for spiegeleisen, and the rest as a flux.

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  • Heraclitus had indeed declared all to be in flux, but we ask in vain what is the cause for the unceasing process of his ever-living fire.

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  • Then followed the flash of genius: this varying tension of the one substance everywhere present, a purely physical fact, accounts for the diverse destinies of all innumerable particular things., it is the veritable cause of the flux and process of the universe.

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  • In Heraclitus the constant flux is a metaphysical notion replaced by the interchange of material elements which Chrysippus stated as a simple proposition of physics.

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  • there is a vein of sadness: the flux of all things, the vanity of life, are thoughts which perpetually recur, along with resignation to the will of God and forbearance towards others, and the religious longing to be rid of the burden and to depart to God.

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  • fluere, "to flow," recall the fact that the spar is useful as a flux in certain metallurgical operations.

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  • It is also used in iron and brass foundries, and has been found useful as a flux for certain gold-ores and in the reduction of aluminium.

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  • In the crucible method the ore is mixed with from once to twice its weight of flux, which varies in composition, but of which the following may be taken as a type: - Sodium bicarbonate..

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  • The character and amount of the flux necessarily depend upon the character of the ore, the object being to concentrate in the lead button all the gold and silver while dissolving and carrying off in the slag the other constituents of the ore.

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  • One part of the ore is mixed with from three to five parts of a flux of the following composition: - The mixture is charged into a clay crucible and heated for twenty minutes at a good red heat.

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  • In the north of the field, where the limestone crops out and supplies the necessary flux, Merthyr Tydfil has become great through iron-smelting; and in the west Swansea is the chief centre in the world for copper and tin smelting.

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  • The inflow to the deep basins is intermittent, probably with a long period of flux and reflux.

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  • He saw that things in this world were in a constant flux, so that no society could remain long in the same state, and that " the grossest absurdities " must be the issue of " following custom when reason has left the custom."

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  • It is also used for preparing shoemaker's wax, as a flux for soldering metals, for pitching lager beer casks, for rosining the bows of musical instruments and numerous minor purposes.

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  • prefix buo--, in the sense of "bad," and g vmpov, the intestine), also called "bloody flux," an infectious disease with a local lesion in the form of inflammation and ulceration of the lower portion of the bowels.

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  • Fourier for the propagation of heat; and if, in Fourier's solution of any problem of heat-conduction, we change the word "temperature" to "potential" and write "electric current" instead of "flux of heat," we have the solution of a corresponding problem of electric conduction.

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  • that, all else being the same, the flux of heat is strictly proportional to the gradient of temperature.

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  • Where the operation is simply one of fusion, as in the ironfounder's cupola, in which there is no very great change in volume in the materials on their descent to the tuyeres, the stack is nearly or quite straight-sided; but when, as is the case with the smelting of iron ores with limestone flux, a large proportion of volatile matter has to be removed in the process, a wall of varying inclination is used, so that the body of the furnace is formed of two dissimilar truncated cones, joined by their bases, the lower one passing downwards into a short, nearly cylindrical, position.

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  • The introduction and withdrawal of the charges in fusion furnaces is effected by gravitation, the solid masses of raw ore, fuel and flux being thrown in at the top, and flowing out of the furnace at the taphole or slag run at the bottom.

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  • albedo photon flux, thereby presenting the maximum surface area.

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  • bimodal distribution in the 24 to 8 flux ratio.

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  • biogenic compound increasing during the day with increasing temperature and solar flux.

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  • This air-sea exchange is captured in the SOC surface flux climatology.

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  • common logarithm of intensity or flux density in arbitrary units.

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  • The thinking flux also establishes a connection among spatially discontinuous elements.

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  • continuum flux.

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  • With copper finish (I use weak copper sulfate ), apply without cleaning off flux.

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  • coronal hole surface flux provides a good description of the observed stellar minimum X-ray surface flux.

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  • cosmic ray flux, which would otherwise be isotropic, is shaped by the Earth's magnetic field.

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  • For two or three minutes, things were definitely in flux: more cytoplasm leaked out, and I couldn't locate the WEV.

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  • M Magnetic flux density A measure of the magnetic effect induced in a medium by an external field.

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  • diffusion equation Our aim is to find the heat flux at any point in the medium or its surface.

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  • Adrian Flux has a huge range of policies for the motoring enthusiast.

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  • In particular much previous work has been based on weekly sampling schemes which are inappropriate to the highly episodic nature of the particulate flux.

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  • Previously known as, er, Flux Ultra, then as Moth, and now as Flux Ultra again.

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  • ergy flux of the burst in the range above 100 keV, in units of 10^-5 erg cm^-2 s^-1.

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  • A composite fermion consists of an electron (or hole) bound to an even number of magnetic flux quanta.

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  • ferrite magnets contained in Aquamag produce a super field of high magnetic flux.

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  • flux emitted by the scene can be detected by monitoring the voltage generated by the thermocouple.

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  • This is another time you might want to clean the board to remove left over soldering flux.

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  • Clearly the luminous flux of a light source is of little value in isolation; the light will be changed by the optics.

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  • Long-term changes in the solar photosphere associated with changes in the coronal source flux.

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  • The PK Ring is a 100% Neo Magnet, with a strong magnetic flux around all external faces.

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  • All samples reflect radiant flux, while only some transmit it.

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  • But the incoming cosmic ray flux, which would otherwise be isotropic, is shaped by the Earth's magnetic field.

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  • flux density A measure of the magnetic effect induced in a medium by an external field.

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  • flux pinning which may be enhanced further by irradiation with thermal neutrons.

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  • flux calibration have been applied.

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  • Use water as a solvent, either in combination with detergent to remove rosin flux residues or in conjunction with water soluble flux residues or in conjunction with water soluble fluxes.

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  • flux fumes, halogenated solvents and oil from unsuitable compressors.

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  • This is achieved by simulating the photon flux with a pixel array.

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  • Due to vignetting, this order is approximately but not exactly the same as the order by X-ray flux.

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  • Its purpose is to study hadron production for the neutrino factory and to aid understanding of the atmospheric neutrino flux.

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  • These daily gaging stations provide the best information available on sediment flux in the Nation's rivers.

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  • One cell tab is nickel and the other aluminum so you will require an aluminum solder flux - or spot weld.

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  • flux density in arbitrary units.

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  • flux densitydividual measurements of magnetic flux densities in the range 2 to 10 microteslas were encountered in close proximity to the feeder cables.

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  • The distributions of the flux, area, peak flux density and lifetimes of the concentrations are determined.

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  • hardened sufficiently the excess flux is removed using a damp cloth.

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  • Boiling heat transfer, burnout, critical heat flux ratio.

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  • Processes active in hydrothermal plumes modify the gross flux from hydrothermal plumes modify the gross flux from hydrothermal venting to the oceans.

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  • Secondly, it decreases the open flux by increasing the length of the polarity inversion line where flux cancelation occurs.

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  • His discovery that open magnetic flux from the Sun is highly correlated with total irradiance had a crucial result for climate change studies.

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  • Thus the changes in the open flux and cosmogenic isotopes do not appear to be linked to the 100-year drift in TSI.

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  • The values represent the approximate logarithm of the flux density.

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  • luminous flux of a light source is of little value in isolation; the light will be changed by the optics.

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  • luminous flux of a light source is of little value in isolation; the light will be changed by the optics.

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  • Measurements include directional luminous intensity, illuminance of lamps and meters, luminance of sources and meters and total luminous flux.

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  • The powerful curved ceramic ferrite magnets contained in Aquamag produce a super field of high magnetic flux.

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  • magnetic flux was inversely proportional to twice the charge on an electron.

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  • In an ideal world we want as much of the changing magnetic flux to interact with the coils.

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  • magnetic flux associated with bipolar magnetic region tilts and latitudes.

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  • Long-term evolution of the open solar magnetic flux associated with bipolar magnetic region tilts and latitudes.

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  • For single magnetic bipoles it is shown how the open magnetic flux can vary depending on the initial tilt angle of the bipole.

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  • The magnetic flux crossing is and the total magnetic flux is.

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  • The powerful curved ceramic ferrite magnets contained in Aquamag produce a super field of high magnetic flux.

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  • magnetizemeasure of the magnetic flux density produced by a magnetizing force.

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  • The apparent magnitude is a measure of the star's flux received by us.

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  • methodologyess, the state of the art of qualitative methodologies is in flux.

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  • momentum flux.

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  • neutrino flux is not strong enough to give away its position.

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  • photocathode exposed to a photon flux.

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  • Interactive Flash Tutorial Photomultiplier Tubes Discover how photomultipliers work by amplifying the electrons generated by a photocathode exposed to a photon flux.

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  • photon flux with a pixel array.

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  • physicochemical environment and the process can be operated at constant permeate flux and constant mass transfer coefficient.

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  • Processes active in hydrothermal plumes modify the gross flux from hydrothermal venting to the oceans.

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  • polarity inversion line where flux cancelation occurs.

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  • radiant heat flux into the building.

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  • Top tips Do you have to use flux containing rosin?

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  • rosin flux to improve its effectiveness?

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  • sediment flux in the Nation's rivers.

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  • soldering flux.

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  • Use Ampère's law to calculate the flux density inside a long solenoid.

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  • Despite their physical solidity there is a sense in which the murals have always been in a state of flux.

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  • Typical contaminants are exhaust fumes from lorries parked outside the air compressor intake, flux fumes, halogenated solvents and oil from unsuitable compressors.

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  • To succeed they still need to train hard and learn how to master the art of The Flux to become real soccer superstars!

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  • taxonomy of Cuban birds is still in a state of flux!

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  • Telluric standard star The flux standard stars may be use for approximate removal of telluric standard star The flux standard stars may be use for approximate removal of telluric lines.

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  • total transmittance - the ratio of the flux transmitted at all forward angles to the incident flux.

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  • truncated in a square window scaled to include 95% of the total PSF flux.

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  • voltage induced in the coil is proportional to the change in flux through it (Faraday's Law?

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  • wavelength calibration or flux calibration have been applied.

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  • Heraclitus conceives of the incessant process of flux in which all things are involved as consisting of two sides or moments - generation and decay - which are regarded as a confluence of opposite streams. In thus making transition or change, viewed as the identity of existence and non-existence, the leading idea of his system, Heraclitus anticipated in some measure Hegel's peculiar doctrine of evolution as a dialectic process.'

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  • Accordingly, when he denies the reality of Being, and declares Becoming, or eternal flux and change, to be the sole actuality, Heraclitus must be understood to enunciate not only the unreality of the abstract notion of being, except as the correlative of that of not-being, but also the physical doctrine that all phenomena are in a state of continuous transition from non-existence to existence, and vice versa, without either distinguishing these propositions or qualifying them by any reference to the relation of thought to experience.

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  • He treated the resultant electric force at any point as analogous to the flux of heat from sources distributed in the same manner as the supposed electric particles.

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  • Although the state has a great amount of limestone, especially in Erie and Ottawa counties, its dull colour renders it unsuitable for most building purposes.` It is, however, much used as a flux for melting iron and for making quick lime.

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  • Magnetic force has not merely the property of acting upon magnetic poles, it has the additional property of producing a phenomenon known as magnetic induction, or magnetic flux, a physical condition which is of the nature of a flow continuously circulating through the magnet and the space outside it.

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  • Magnetic Induction or Magnetic Flux.

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  • - When magnetic force acts on any medium, whether magnetic, diamagnetic or neutral, it produces within it a phenomenon of the nature of a flux or flow called magnetic induction (Maxwell, loc. cit., § 428).

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  • The magnitude of the flux produced by a given magnetic force differs in different media.

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  • In a uniform magnetic field of unit intensity formed in empty space the induction or magnetic flux across an area of I square centimetre normal to the direction of the field is arbitrarily taken as the unit of induction.

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  • The magnetic flux per square centimetre at any point (B, B, or 0) is briefly called the induction, or, especially by electrical engineers, the flux-density.

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  • When induction or magnetic flux takes place in a ferromagnetic metal, the metal becomes magnetized, but the magnetization at any point is proportional not to B, but to B - H.

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  • (25) Unless the path of the induction is entirely inside the metal, free magnetic poles are developed at those parts of the metal where induction enters and leaves, the polarity being south at the entry and north at the exit of the flux.

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  • The circulation of magnetic induction or flux through magnetic and non-magnetic substances, such as iron and air, is in many respects analogous to that of an electric current through good and bad conductors.

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  • The total magnetic induction or flux corresponds to the current of electricity (practically measured in amperes); the induction or flux density B to the density of the current (number of amperes to the square centimetre of section); the magnetic permeability to the specific electric conductivity; and the line integral of the magnetic force, sometimes called the magnetomotive force, to the electro-motive force in the circuit.

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  • (I) Commercially pure tin is treated with nitric acid, which converts the tin proper into the insoluble metastannic acid, while the copper, iron, &c., become nitrates; the metastannic acid is washed first with dilute nitric acid, then with water, and is lastly dried and reduced by fusion with black flux or potassium cyanide.

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  • Hair and some other like structures grow luxuriantly on a part to which there is an excessive flux of blood.

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  • For the natural philosopher the whole point of view of things was changed; in biology not only had the anthropocentric point of view been banished, but the ancient concept of perpetual flux was brought home to ordinary men, and entered for good into the framework of thought.

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  • The use of oxide of lead in glass-making was no new thing; it had been used, mainly as a flux, both by Romans and Venetians.

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  • Motion symmetrical about an Axis.-When the motion of a liquid is the same for any plane passing through Ox, and lies in the plane, a function ' can be found analogous to that employed in plane motion, such that the flux across the surface generated by the revolution of any curve AP from A to P is the same, and represented by 2s-4 -11'o); and, as before, if d is the increase in due to a displacement of P to P', then k the component of velocity normal to the surface swept out by PP' is such that 274=2.7ryk.PP'; and taking PP' parallel to Oy and Ox, u= -d/ydy, v=dl,t'/ydx, (I) and 1P is called after the inventor, " Stokes's stream or current function," as it is constant along a stream line (Trans.

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  • Flow, Circulation, and Vortex Motion.-The line integral of the tangential velocity along a curve from one point to another, defined by s v as + u'a s) ds =f (udx+vdy-}-zdz), (I) is called the " flux " along the curve from the first to the second point; and if the curve closes in on itself the line integral round the curve is called the " circulation " in the curve.

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  • Then the quantity E cos OdS is the product of the normal component of the force and an element of the surface, and if this is summed up all over the surface we have the total electric flux or induction through the surface, or the surface integral of the normal force mathematically expressed by JE cos OdS, provided that the dielectric constant of the medium is unity.

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  • We have then a very important theorem as follows: - If any closed surface be described in an electric field which wholly encloses or wholly excludes electrified bodies, then the total flux through this surface is equal to 47r - times the total quantity of electricity within it.'

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  • Hence the flux through dS is qdw.

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  • Accordingly, since the total solid angle round a point is 47r, it follows that the total flux through the closed surface due to the single point charge q is 41rq, and what is true for one point charge is true for any collection forming a total charge Q of any form.

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  • Hence the total electric flux due to a charge Q through an enclosing surface is 41rQ, and therefore is zero through one enclosing no electricity.

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  • If, however, the unit point charge were defined to be that which produces a unit of electric flux through a circumscribing spherical surface or the electric force at distance r defined to be 1/47rr2, many theorems would be enunciated in simpler forms.

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  • by the square of the distance gives the velocity of the liquid at that point, then the total flux through any enclosing surface would be 47r times the strengths of all the sources enclosed.

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  • Hence the total flux is - (+ d2V d 2 V d2V dye + dz2) dy dz, dx2 and by the previous theorem this must be equal to 4'rrp dxdydz.

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  • Hence the total flux through the surface considered is - {(dV i /dn l)-}-(dV 2 /dn 2)}dS, and this by a previous theorem must be equal to 47radS, or the total included electric quantity.

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  • Hence if dS and dS' are the areas of the ends, and +E and - E' the oppositely directed electric forces at the ends of the tube, the surface integral of normal force on the flux over the tube is EdS - E'dS' (20), and this by the theorem already given is equal to zero, since the tube includes no electricity.

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  • The run carbide, however, is never so rich as the ingot carbide, since an excess of lime is nearly always used in the mixture to act as a flux, and this remaining in the carbide lowers its gasyielding power.

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  • When the armature is rotated, these two coils endeavour to place themselves in certain directions in the field so as to be perforated by the greatest magnetic flux.

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  • We may now, as is somewhat the more natural course in the terrestrial application, take axes (x,y,z) which move with the matter; but the current must be invariably defined by the flux across surfaces fixed in space, so that we may say that relation (i) refers to a circuit fixed in space, while (ii) refers to one moving with the matter.

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  • Moreover, the arguments by which Heraclitus supported this theory of the universal flux are employed by Protagoras to undermine the possibility of objective truth, by dissolving all knowledge into the momentary sensation or persuasion of the individual.

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  • If an absolutely pure preparation is wanted it is best to follow Water and start with the "black flux" produced by the ignition of pure bitartrate.

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  • The flux is moistened with water and exposed to a current of carbonic acid, which, on account of the condensing action of the charcoal, is absorbed with great avidity.

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  • The junction of the edges of the silver and copper-blend was treated with a flux of borax and the whole was submitted to the heat of a furnace until the silver was seen to be melting, when it was instantly removed, care being taken to avoid pressing upon the upper or lower surfaces, as the liquid silver in that case would have been squeezed out from between the two enclosing plates and the operation ruined.

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  • The solidified chloride is then broken up, the shots and fused masses of magnesium are picked out, run together in a plumbago crucible without flux, and poured into a suitable mould.

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  • There are limestone quarries in nearly two-thirds of the counties and great quantities of the stone are used for flux in the iron furnaces, for making quicklime, for railway ballast and for road making.

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  • For the production of the final aluminium, ioo parts of the chloride and 45 parts of cryolite to serve as a flux were powdered together and mixed with 35 parts of sodium cut into small pieces.

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  • In the Carboniferous Limestone series, the purer kinds of limestone are used for the manufacture of lime, bleaching powder and similar products, also as a flux in the smelting of iron; some of the less pure varieties are used in making cement.

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  • In short, its duty is to " flux " the gangue and ash, and wash out the sulphur.

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  • The furnace is made rather narrow at the top or " stock line," in order that the entering ore, fuel and flux may readily be distributed evenly.

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  • FLUX (Lat.

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  • Sodium and potassium carbonates are valuable for fluxing off silica; mixed with potassium nitrate sodium carbonate forms a valuable oxidizing fusion mixture; "black flux" is a reducing flux composed of finely divided carbon and potassium carbonate, and formed by deflagrating a mixture of argol with 4 to 2 its weight of nitre.

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  • The function of the ferric oxide present in ordinary cement is little more than that of a flux to aid the union of silica, alumina and lime in the clinker; its role in the setting of the cement is altogether secondary.

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  • Wahl [German patent 70773 (1893)] prepare a 97% manganese from pyrolusite by heating it with 30% sulphuric acid, the product being then converted into manganous oxide by heating in a current of reducing gas at a dull red heat, cooled in a reducing atmosphere, and finally reduced by heating with granulated aluminium in a magnesia crucible with lime and fluorspar as a flux.

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  • But, when Heraclitus to the assumption of fire as the single material cause added the doctrine that all things are in perpetual flux, he found himself obliged to admit that things cannot be known.

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  • If, argued Protagoras in a treatise entitled Truth, all things are in flux, so that sensation is subjective, it follows that " Man is the measure of all things, of what is, that it is, and of what is not, that it is not "; in other words, there is no such thing as objective truth.

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  • The want of limestone for flux, within easy reach, is generally a great drawback as regards iron-smelting in India.

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  • The real difficulty in India is to find the ore, the fuel, and the flux in sufficiently close proximity to yield a profit.

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  • When the former is used it is roasted with calcium sulphate or alkali waste to form a matte which is then blown in a Bessemer converter or heated in a reverberatory furnace with a siliceous flux with the object of forming a rich nickel sulphide.

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  • The process adopted for the Canadian ores, which are poor in copper and nickel, consists in a preliminary roasting in heaps and smelting in a blast furnace in order to obtain a matte, which is then further smelted with a siliceous flux for a rich matte.

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  • Yet from the points of view alike of an absolute pluralism, of a flux, and of a formula of bare identity - and a fortiori with any blending of these principles sufficiently within the bounds of plausibility to find an exponent - all knowledge, because all predication of unity, in difference, must be held to be impossible.

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  • Thus, applied to a potential, it gives the direction and magnitude of the force; to a distribution of temperature in a conducting solid, it gives (when multiplied by the conductivity) the flux of heat, &c.

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  • The earliest thinkers down to Heraclitus endeavoured to find a material substance of which all things consist; Heraclitus, by his principle of universal flux, took a new line and explained everything in terms of force, movement, dynamic energy.

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  • Limestone is found in the region west of the Blue Ridge, and has been quarried extensively, the product, used chiefly for flux, being valued in 1908 at $645,385.

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  • A small amount is used for spiegeleisen, and the rest as a flux.

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  • A solution of borax to act as a flux was brushed over the metal plate and thoroughly worked into its incised lines.

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  • The whole of Faraday's investigations on this subject can be summed up in the single statement that if a conducting circuit is placed in a magnetic field, and if either by variation of the field or by movement or variation of the form of the circuit the total magnetic flux linked with the circuit is varied, an electromotive force is set up in that circuit which at any instant is measured by the rate at which the total flux linked with the circuit is changing.

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  • He invented the term " electrotonic state " to signify the total magnetic flux due to a conductor conveying a current, which was linked with any secondary circuit in the field or even with itself.

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  • based upon Faraday's fundamental law of induction, that the rate of change of the total magnetic flux linked with a conductor is a measure of the electromotive force created in it (see Electrokinetics).

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  • Just as knowledge contains a permanent intelligible element over and above the flux of sense-impressions, so there exist eternal and immutable ideas of morality.

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  • It is the flux of matter and the inconstanc y of the physical body which requires induction, that thereby it may be fixed as it were, and allow the formation of notions well defined.

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  • All religions, even the most conservative and traditional, are in constant flux, they either advance or decay.

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  • Heraclitus had indeed declared all to be in flux, but we ask in vain what is the cause for the unceasing process of his ever-living fire.

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  • Then followed the flash of genius: this varying tension of the one substance everywhere present, a purely physical fact, accounts for the diverse destinies of all innumerable particular things., it is the veritable cause of the flux and process of the universe.

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  • In Heraclitus the constant flux is a metaphysical notion replaced by the interchange of material elements which Chrysippus stated as a simple proposition of physics.

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  • there is a vein of sadness: the flux of all things, the vanity of life, are thoughts which perpetually recur, along with resignation to the will of God and forbearance towards others, and the religious longing to be rid of the burden and to depart to God.

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  • fluere, "to flow," recall the fact that the spar is useful as a flux in certain metallurgical operations.

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  • It is also used in iron and brass foundries, and has been found useful as a flux for certain gold-ores and in the reduction of aluminium.

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  • In the crucible method the ore is mixed with from once to twice its weight of flux, which varies in composition, but of which the following may be taken as a type: - Sodium bicarbonate..

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  • The character and amount of the flux necessarily depend upon the character of the ore, the object being to concentrate in the lead button all the gold and silver while dissolving and carrying off in the slag the other constituents of the ore.

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  • One part of the ore is mixed with from three to five parts of a flux of the following composition: - The mixture is charged into a clay crucible and heated for twenty minutes at a good red heat.

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  • In the north of the field, where the limestone crops out and supplies the necessary flux, Merthyr Tydfil has become great through iron-smelting; and in the west Swansea is the chief centre in the world for copper and tin smelting.

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  • The inflow to the deep basins is intermittent, probably with a long period of flux and reflux.

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  • He saw that things in this world were in a constant flux, so that no society could remain long in the same state, and that " the grossest absurdities " must be the issue of " following custom when reason has left the custom."

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  • It is also used for preparing shoemaker's wax, as a flux for soldering metals, for pitching lager beer casks, for rosining the bows of musical instruments and numerous minor purposes.

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  • prefix buo--, in the sense of "bad," and g vmpov, the intestine), also called "bloody flux," an infectious disease with a local lesion in the form of inflammation and ulceration of the lower portion of the bowels.

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  • Fourier for the propagation of heat; and if, in Fourier's solution of any problem of heat-conduction, we change the word "temperature" to "potential" and write "electric current" instead of "flux of heat," we have the solution of a corresponding problem of electric conduction.

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  • that, all else being the same, the flux of heat is strictly proportional to the gradient of temperature.

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  • Where the operation is simply one of fusion, as in the ironfounder's cupola, in which there is no very great change in volume in the materials on their descent to the tuyeres, the stack is nearly or quite straight-sided; but when, as is the case with the smelting of iron ores with limestone flux, a large proportion of volatile matter has to be removed in the process, a wall of varying inclination is used, so that the body of the furnace is formed of two dissimilar truncated cones, joined by their bases, the lower one passing downwards into a short, nearly cylindrical, position.

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  • The introduction and withdrawal of the charges in fusion furnaces is effected by gravitation, the solid masses of raw ore, fuel and flux being thrown in at the top, and flowing out of the furnace at the taphole or slag run at the bottom.

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  • These glazing types are capable of changing their optical properties in order to control solar radiant heat flux into the building.

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  • Top tips Do you have to use flux containing rosin?

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  • What is normally added to a rosin flux to improve its effectiveness?

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  • Use Ampère 's law to calculate the flux density inside a long solenoid.

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  • Despite their physical solidity there is a sense in which the murals have always been in a state of flux.

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  • To succeed they still need to train hard and learn how to master the art of The Flux to become real soccer superstars !

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  • The taxonomy of Cuban birds is still in a state of flux !

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  • Telluric standard star The flux standard stars may be use for approximate removal of telluric lines.

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  • Total transmittance - the ratio of the flux transmitted at all forward angles to the incident flux.

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  • Where the XMM PSF was used, this was truncated in a square window scaled to include 95% of the total PSF flux.

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  • The voltage induced in the coil is proportional to the change in flux through it (Faraday 's Law?

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  • These do-it-yourself kits are available in a wide variety of types, and each kit includes everything you will need to complete the job including solar cells, solder, soldering iron, flux, and all necessary connections.

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  • You have a busy schedule: If your life always seems to be in flux, and you never really know if you're going to be able to make a scheduled guitar lesson until the very last minute, online lessons are probably a better choice.

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  • These include a drill and bits, sanders, a drill press, a jigsaw, flux, wire and a soldering gun.

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  • Budget: It's no secret that economic times are tough, and while the finance markets remain in flux, it may be best to establish a budget before you shop.

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  • Cobalt Flux is the benchmark as one of the most expensive metal pads that hardcore gamers prefer.

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  • Champagne itself has five distinct wine producing districts: Côte des Blancs, Aube, Côte de Sézanne, Vallée de la Marne, and Montagne de Reims; however, the region is in flux.

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  • For cartographers, it's tough keeping up with the Joneses...or Coppolas or whoever because Napa Valley's winery landscape is in perpetual flux.

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  • This impaired ability to fully oxygenate the extremities is due to an immature circulatory system which is still in flux.

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  • Diabetic adolescents are especially susceptible to hyperglycemia, since hormone levels are in flux and many adolescents exhibit erratic eating and sleeping patterns.

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  • Rates are in flux, but generally stable.

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  • Moreover, the moon is never stagnant, and it's constantly in flux by changing signs every few hours.

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  • The cherry blossom to many is also viewed as the ultimate symbol of life and its flux.

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  • Corporate Travel Agent - Although this segment of the travel industry is in flux, there are still a large number of travel companies who specialize in business travel.

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  • Vintage watch markets tend to flux like the waxing and waning of the moon.

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  • They added the "flux capacitor" to the vehicle between the two headrests.

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  • The Lord of the Rings Trilogy, Jay and Silent Bob Strike Back, and Neon Flux.

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  • The dragons of this story exist in a hyperdimensional layer of interstellar space known as the Flux.

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  • The run carbide, however, is never so rich as the ingot carbide, since an excess of lime is nearly always used in the mixture to act as a flux, and this remaining in the carbide lowers its gasyielding power.

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  • Moreover, the arguments by which Heraclitus supported this theory of the universal flux are employed by Protagoras to undermine the possibility of objective truth, by dissolving all knowledge into the momentary sensation or persuasion of the individual.

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  • If an absolutely pure preparation is wanted it is best to follow Water and start with the "black flux" produced by the ignition of pure bitartrate.

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  • The junction of the edges of the silver and copper-blend was treated with a flux of borax and the whole was submitted to the heat of a furnace until the silver was seen to be melting, when it was instantly removed, care being taken to avoid pressing upon the upper or lower surfaces, as the liquid silver in that case would have been squeezed out from between the two enclosing plates and the operation ruined.

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    1
  • The function of the ferric oxide present in ordinary cement is little more than that of a flux to aid the union of silica, alumina and lime in the clinker; its role in the setting of the cement is altogether secondary.

    0
    1
  • But, when Heraclitus to the assumption of fire as the single material cause added the doctrine that all things are in perpetual flux, he found himself obliged to admit that things cannot be known.

    0
    1
  • The real difficulty in India is to find the ore, the fuel, and the flux in sufficiently close proximity to yield a profit.

    0
    1
  • When the former is used it is roasted with calcium sulphate or alkali waste to form a matte which is then blown in a Bessemer converter or heated in a reverberatory furnace with a siliceous flux with the object of forming a rich nickel sulphide.

    0
    1
  • The process adopted for the Canadian ores, which are poor in copper and nickel, consists in a preliminary roasting in heaps and smelting in a blast furnace in order to obtain a matte, which is then further smelted with a siliceous flux for a rich matte.

    0
    1
  • Thus, applied to a potential, it gives the direction and magnitude of the force; to a distribution of temperature in a conducting solid, it gives (when multiplied by the conductivity) the flux of heat, &c.

    0
    1
  • The earliest thinkers down to Heraclitus endeavoured to find a material substance of which all things consist; Heraclitus, by his principle of universal flux, took a new line and explained everything in terms of force, movement, dynamic energy.

    0
    1
  • Limestone is found in the region west of the Blue Ridge, and has been quarried extensively, the product, used chiefly for flux, being valued in 1908 at $645,385.

    0
    1
  • A solution of borax to act as a flux was brushed over the metal plate and thoroughly worked into its incised lines.

    0
    1
  • The whole of Faraday's investigations on this subject can be summed up in the single statement that if a conducting circuit is placed in a magnetic field, and if either by variation of the field or by movement or variation of the form of the circuit the total magnetic flux linked with the circuit is varied, an electromotive force is set up in that circuit which at any instant is measured by the rate at which the total flux linked with the circuit is changing.

    0
    1
  • He invented the term " electrotonic state " to signify the total magnetic flux due to a conductor conveying a current, which was linked with any secondary circuit in the field or even with itself.

    0
    1
  • Just as knowledge contains a permanent intelligible element over and above the flux of sense-impressions, so there exist eternal and immutable ideas of morality.

    0
    1
  • It is the flux of matter and the inconstanc y of the physical body which requires induction, that thereby it may be fixed as it were, and allow the formation of notions well defined.

    0
    1
  • He treated the resultant electric force at any point as analogous to the flux of heat from sources distributed in the same manner as the supposed electric particles.

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  • The magnetic flux per square centimetre at any point (B, B, or 0) is briefly called the induction, or, especially by electrical engineers, the flux-density.

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  • When induction or magnetic flux takes place in a ferromagnetic metal, the metal becomes magnetized, but the magnetization at any point is proportional not to B, but to B - H.

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  • The circulation of magnetic induction or flux through magnetic and non-magnetic substances, such as iron and air, is in many respects analogous to that of an electric current through good and bad conductors.

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  • The total magnetic induction or flux corresponds to the current of electricity (practically measured in amperes); the induction or flux density B to the density of the current (number of amperes to the square centimetre of section); the magnetic permeability to the specific electric conductivity; and the line integral of the magnetic force, sometimes called the magnetomotive force, to the electro-motive force in the circuit.

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  • Flow, Circulation, and Vortex Motion.-The line integral of the tangential velocity along a curve from one point to another, defined by s v as + u'a s) ds =f (udx+vdy-}-zdz), (I) is called the " flux " along the curve from the first to the second point; and if the curve closes in on itself the line integral round the curve is called the " circulation " in the curve.

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  • Accordingly, since the total solid angle round a point is 47r, it follows that the total flux through the closed surface due to the single point charge q is 41rq, and what is true for one point charge is true for any collection forming a total charge Q of any form.

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  • Hence the total electric flux due to a charge Q through an enclosing surface is 41rQ, and therefore is zero through one enclosing no electricity.

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  • The electric force due to a point-charge q at a distance r is defined to be q/r 2, and the total flux or induction through the sphere of radius r is therefore 41rq.

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  • We may now, as is somewhat the more natural course in the terrestrial application, take axes (x,y,z) which move with the matter; but the current must be invariably defined by the flux across surfaces fixed in space, so that we may say that relation (i) refers to a circuit fixed in space, while (ii) refers to one moving with the matter.

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  • Sodium and potassium carbonates are valuable for fluxing off silica; mixed with potassium nitrate sodium carbonate forms a valuable oxidizing fusion mixture; "black flux" is a reducing flux composed of finely divided carbon and potassium carbonate, and formed by deflagrating a mixture of argol with 4 to 2 its weight of nitre.

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    2
  • The electric force due to a point-charge q at a distance r is defined to be q/r 2, and the total flux or induction through the sphere of radius r is therefore 41rq.

    0
    2
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