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centimetres

centimetres Sentence Examples

  • The numbers correspond to an amplitude of 10 centimetres and a period of two seconds.

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  • Now taking the isomers H 3 C CC1 3 (M„ = 108) and C1H 2 C CHC1 2 (M„ = we see the negative chlorine atoms heaped up in the left hand formula, but distributed in the second; the former therefore may be presumed to occupy a larger space, the molecular volume, that is, the volume in cubic centimetres occupied by the molecular weight in grams, actually being 108 in the former, and 103 in the latter case (compare Chemistry: Physical).

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  • We have then 11=Io(1 j) I =I 1(1j) =Io(1 j)2 1 3 =1 2 (1 - j) =Io(11)3 and so on, so that if I is the intensity after passing through a thickness t in centimetres I = Io(1 We might call j, which is the proportion absorbed in one centimetre, the "coefficient of absorption" of the medium.

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  • The pure acid (too% H2S04) cannot be prepared by boiling down a weaker acid under any pressure (at least between 3 and 300 centimetres of mercury), an acid of the composition H 2 SO 411 1 2 H 2 O or 12S03,13H20 being invariably obtained.

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  • -- 1000 (litre), 500, 200, 100, 50, 20, 10, 5, 2 cubic centimetres, 1 c.c. or 1000 cubic millimetres.

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  • by the action of the aluminium-mercury couple and water), but better, according to C. Goldschmidt (Ber., 1896, 29, p. 2307) by dissolving nitrobenzene in ten times its weight of ether containing a few cubic centimetres of water, and heating with excess of zinc dust and anhydrous calcium chloride for three hours on a water bath.

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  • Fraunhofer; the latter ultimately attained considerable success and produced telescope disks up to 28 centimetres (II in.) diameter.

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  • He was especially successful in making vases and circular dishes of vitro di trina; one of the latter in the Correr collection at Venice, believed to have been made in his glass-house, measures 55 centimetres (nearly 23 in.) in diameter.

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  • Round disks made of these substances were placed in a closely fitting cylindrical cavity drilled in a block of steel, the cavity having a circular aperture of two or four centimetres below.

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  • If the two small conducting spheres are placed with centres at a distance d centimetres, and immersed in an insulator of dielectric constant K, and carry charges of Q and Q' electrostatic units respectively, measured as above described, then the mechanical force between them is equal to QQ'/Kd 2 dynes.

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  • having a charge Q repels a unit charge placed at a distance x from its centre with a force Q/x 2 dynes, and therefore the work W in ergs expended in bringing the unit up to that point from an infinite distance is given by the integral W = Q x 2 dx = Hence the potential at the surface of the sphere, and therefore the potential of the sphere, is Q/R, where R is the radius of the sphere in centimetres.

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  • capacity of the sphere in free space is Q/V = R, or is numerically the same as its radius reckoned in centimetres.

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  • The formulae show the number of cubic centimetres of gas absorbed by i litre of sea-water; t indicates the temperature in degrees centigrade and CI the salinity as shown by the amount of chlorine per mille: 02 = 10.291 - 0 .

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  • IIo, differs from Nicholson's instrument in being constructed of glass, and having a cylindrical bulb about 21 centimetres in length and 22 millimetres in diameter.

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  • The following analysis of two varieties of heckled Belgian flax is by Dr Hugo Miller (Hoffmann's Berichte fiber die Entwickelung der chemischen Industrie): - According to the determinations of Julius Wiesner (Die Rohstoffe des Pflanzenreiches), the fibre ranges in length from 20 to 140 centimetres, the length of the individual cells being from 2.0 to 4.0 millimetres, and the limits of breadth between 0 012 and 0.025 mm., the average being o 016 mm.

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  • Observation of 0 with measurement of the value of 1 and r reckoned in centimetres and W in grammes gives us the potential difference of the balls in absolute C.G.S.

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  • If the angle between these is 20, the velocity of the body is w sec 0, where w for water is about 23 centimetres per second.

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  • The simple "syrup" of the British Pharmacopoeia is prepared by adding 1000 grams (or 5 lb) of refined sugar to 500 cubic centimetres (or two pints) of boiling distilled water, heating until it is dissolved and subsequently adding boiling distilled water until the weight of the whole is 1500 grams (or 71 lb).

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  • If lo represents the intensity of the light which enters the surface, I l the intensity after passing through i centimetre, I 2 the intensity after passing through 2 centimetres, and so on; then we should expect that whatever fraction of Io is absorbed in the first centimetre, the same fraction of I, will be absorbed in the second.

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  • The metre and the kilometre, for instance, or the metre and the millimetre, are not directly comparable; but the metre can be conceived as containing too centimetres.

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  • For practical purposes we may treat r 2 as constant, and replace d/dr by d/dh, where h is height in centimetres above the ground.

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  • It is a fundamental result in dynamics that, if a body be projected vertically upwards in vacuo, with a velocity of v centimetres per second, it will rise to a height of v 2 /2g centimetres, where g represents the numerical value of the acceleration produced by gravity in centimetre-second units.

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  • Thus the capacity of a sphere in electrostatic units (E.S.U.) is the same as the number denoting its radius in centimetres.

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  • The Australian crane, the heaviest bird weighed, is that which has the smallest amount of surface, for, referred to the kilogramme, it does not give us a surface of more than 899 square centimetres (139 sq.

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  • If a body whose mass is m grammes be moving with a velocity of v centimetres per second relative to the earth, the available kinetic energy possessed by the system is Zmv 2 ergs if m be small relative to the earth.

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  • If m, and m 2 are the strengths of two poles, d the distance between them expressed in centimetres, and f the force in dynes, f=ml m2/d2 (I) The force is one of attraction or repulsion, according as the sign of the product m l m 2 is negative or positive.

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  • The magnetic field due to a long straight wire in which a current of electricity is flowing is at every point at right angles to the plane passing through it and through the wire; its strength at any point distant r centimetres from the wire is H = 21/r, (2) i being the current in C.G.S.

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  • The field strength in the interior of a long uniformly wound coil containing n turns of wire and having a length of 1 centimetres is (except near the ends) H = 41rin/l.

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  • In the interior and in all domestic transactions the old Spanish weights and measures are still used - including the Spanish libra of 1.102 lb avoirdupois, the arroba of 25 libras (122 kilogrammes), the quintal of Too libras (50 kilog.), the carga of 250 libras (125 kilogs.), the vara of 80 centimetres, and the fanega.

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  • For simplicity of calculation, the clear length of each rod between the yokes is made 12.56 (=47r) centimetres, while the coil surrounding the standard bar contains 100 turns; hence the magnetizing force due to a current of n amperes will be ion C.G.S.

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  • U cubic centimetres move in per second at B, and if the density is po the mass moving in through a square centimetre is po U.

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  • If a mass of M grammes be placed in the earth's field at a place where the acceleration of gravity has a value g centimetres per second, then the mechanical force acting on it and pulling it downwards is Mg dynes.

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