Rotates sentence examples

  • The globe itself rotates within a metallic meridian to which its axis is attached.

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  • Hence when a current is passed through the meter, the armature rotates and increases its speed until the driving force is balanced against the retarding force due to the eddy currents in the copper brake disk.

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  • when one piece rotates, and the other shifts, the axis of the rotMing piece, and all the points of contact, lie in a plane perpendicular to the direction of motion of the shifting piece.

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  • In reality the head and foot are fixed and the shell rotates from right to left.

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  • This cone is driven by gearing from the wire drum, so that it rotates at the speed of the outgoing wire, the direction of rotation being such as to cause the nut to travel towards the smaller end of the cone.

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  • The movement of the zoospore is effected by the lashing of the cilia and is in the direction of the beak, while the zoospore slowly rotates on its long axis at the same time.

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  • Neglecting the mass of the shaft itself, when the shaft rotates with an angular velocity a, the centrifugal force Wae/g will act upon the shaft and cause its axis to deflect from the axis of rotation a distance, y say.

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  • If a planet rotates on its axis so rapidly as to have a considerable ellipticity, and if it has satellites revolving very near the plane of the equator, the combined actions of the sun and of the equatorial protuberances may be such that the whole system will rotate almost as if the planes of revolution of the satellites were solidly fixed to the plane of the equator.

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  • The chief muscular mass, arising from the sternum in the shape of a U, is the pectoralis muscle; its fibres converge into a strong tendon, which is inserted upon the greater tubercle and upper crest of the humerus, which it depresses and slightly rotates forwards during the downstroke.

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  • It rotates the plane of polarized light both to right and left in varying degrees according to its sources, the American product being dextrorotatory and the French laevorotatory.

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  • The couple T is necessarily accompanied by an equal and opposite couple acting on the frame, which couple endeavours to turn the frame in the opposite direction to that in which the axle rotates.

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  • An expedition to the North Pole has nothing to reach unless the earth rotates.

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  • altitude is fixed, and rotates with it; both can be clamped to the standard, and motion can be given by a suitable double-ended motion screw.

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  • If the body be supposed to roll - (say to the right) until the curves touch at J, and if JJ=bs, the angle through which the u,pper figure rotates is Is/p +Is/p, and the horizontal displace- V ment, of G is equal to the product of this expression into h.

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  • thick, cut perpendicular to the principal axis of a quartz crystal, rotates the plane of yellow (D) light through 22°, and of blue (G) light through 43°.

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  • van't Hoff and others have established, corresponds to the presence of one or more asymmetric atoms of carbon - that is, atoms directly united to elements or radicles all different from one another - and in every case there exists an isomer that rotates the plane of polarization to the same degree in the opposite direction.

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  • The brass tube, strengthened at the bearing points by strong truly turned collars, rotates in the cast iron cradle q attached to the declination axis.

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  • The upper plate is bored through the centre and carries a conical pillar, which rotates freely in it and supports a horizontal plate, to the extreme ends of which are attached, by means of capstan screws or otherwise, two vertical supports, on which the telescope, which is constructed to be perpendicular to the vertical axis of the instrument, rests and rotates with it.

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  • The arm which moves round over the segments rotates at the rate of three revolutions per second, and is kept in motion by means of an iron toothed wheel, the rim of which is set in close proximity to the poles of an electromagnet.

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  • At the receiving end of the circuit a shaft is coupled to the motor; this is provided with gearing which rotates four combining commutators and four type-wheels, which print the letters on the band of paper.

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  • When a current is passed through the coil it rotates in the field and displaces the index over the scale against the control of a spiral spring like the hairspring of a watch.

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  • A fork or clutch rotates along with the shaft, and is capable of being moved longitudinally by a handle.

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  • The relation between the advance and the rotation, which compose the motion of a screw working in contact with a fixed screw or helical guide, has already been demonstrated in 32; and the same relation exists between the magnitudes of the rotation of a screw about a fixed axis and the advance of a shifting nut in which it rotates.

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  • Epicyclic Trains.The term ep-icyclic train is used by Willis to denote a train of wheels carried by an arm, and having certain rotations relatively to that arm, which itself rotates.

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  • While still within the egg-membrane the epiblastic cells become flagellated, and the gastrula rotates within the membrane.

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  • These two principles are defined as reciprocating, for the flat bed which travels backwards and forwards; and rotary, for that which continuously revolves or rotates.

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  • Most weather stations measure wind speed using a spinning cup anemometer, which rotates depending on the wind.

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  • Therefore, the upper anvil rotates while the lower anvil is kept stationary.

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  • It literally revolves around and around, using aphorisms about war and cons as axes upon which the movie almost physically rotates.

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  • The machine rotates quickly around the head of the patient, taking X-ray images whilst a dye is put into the patient's bloodstream.

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  • Bacterial chemotaxis is brought about by alterations in the direction that the motor rotates in, this in turn is controlled by phosphorylation.

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  • The screen rotates 270 degrees, from pointing at the ground all the way around (counter clockwise) to facing your subject.

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  • As the piston moves up and down in the cylinder it rotates the crankshaft and converts the straight line motion into rotary motion.

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  • F rotates the icosahedron in various ways apparently looking for pentagon based pyramids on the " left " and " right " hand sides.

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  • The larger inner ring rotates around the horizontal line and the smaller rotates around the vertical line.

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  • In practice, trimming is usually done by a mechanical linkage that rotates the body of the pot with respect to the rotor.

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  • Plasma flows in the dayside outer magnetosphere; the plasma rotates with the planet every 10 hours.

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  • multiplicand gear rotates it will produce its result on Pascal's machine.

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  • pinion gear which rotates a pointer for direct pressure readings.

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  • The helve, or main beam of the hammer, rotates freely about the fixed pivot.

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  • The sound rotates in the horizontal plane, three squares away starting directly to the left of the listener.

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  • presidency of the council rotates in Arabic alphabetical order.

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  • rotates clockwise to the next available player.

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  • rotates in the horizontal plane, three squares away starting directly to the left of the listener.

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  • rotation The rotation symmetry operation rotates an object about an axis.

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  • It rotates by inserting a screwdriver into the slot in its side.

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  • An electronically controlled circular bed rotates a full 180 degrees to view the breathtaking sunset without lifting a finger.

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  • The aforementioned retaining bar also rotates so would-be thieves can't cut through it with a hacksaw.

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  • The shell then rotates towards the left side through 180°, so that it becomes ventral or endogastric (fig.

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  • The makers availed themselves of Bessel's suggestion to make the segments move in cylindrical slides, and of Struve's to have the head attached to a brass tube; the eye-piece is set permanently in the axis, and the whole rotates in a cradle attached to the declination axis.

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  • The wheel rotates between Phonic the poles of an electro-magnet, which is fed by an intermittent current such as that which is working an electrically maintained tuning-fork (see infra).

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  • thick, cut perpendicular to the principal axis of a quartz crystal, rotates the plane of yellow (D) light through 22°, and of blue (G) light through 43°.

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  • The former consists of two semicircular plates of quartz, perpendicular to the optic axis and of opposite rotations, placed so as to have a common diameter and having such a thickness that each rotates the plane of polarization of mean yellow light through the same multiple of 90°.

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  • Every time a round is played the first person to call rotates clockwise to the next available player.

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  • Rotation The rotation symmetry operation rotates an object about an axis.

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  • The aforementioned retaining bar also rotates so would-be thieves ca n't cut through it with a hacksaw.

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  • It consists of a chamber in which test samples are mounted on a circular carousel which rotates around a xenon arc lamp.

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  • You also want to check that the turntable rotates at the correct speed.

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  • Thomasville rotates out design lines each year.

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  • The grip rotates 360 degrees, making it easy to position the grip as a handle at the edge of the case, a rear grip in the center of the case, or a viewing stand.

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  • This is a great option, particularly if you would prefer a screen saver that rotates images of all your favorite celebrities.

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  • A single handle kitchen faucet rotates so that one way provides hot water and the other direction provides cold water.

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  • A stone wheel rotates over a stationary stone.

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  • The air column rotates violently, and in the most severe tornados can reach speeds in excess of 300 miles per hour or more.

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  • X: An innovative "4-D" coaster that rotates riders in multiple directions at once, creating "x"treme disorientation.

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  • Delirium: A swinging ring that accommodates 50 riders per ride, this massive pendulum arcs through 240 degrees as it rotates passengers along a delirious course.

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  • In Whirl Mode, the game rotates 360 degrees, which will make gameplay a little difficult.

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  • There is special solution used that is a higher grade than store-purchased liquids and the disc rotates at an extreme speed so that the entire disc is repaired and cleaned.

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  • Click left wall - Room rotates to the left.

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  • You also get a close-up view of how the screen rotates as you turn the phone.

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  • The doctor inserts a gloved finger into the rectum and rotates it slowly to feel for growths, tumors, or other abnormalities.

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  • In talipes valgus, the foot rotates outward like the letter L.

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  • X rays are produced in the form of a beam that rotates around the patient.

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  • This rotates around the room as the partners keep up with the rapid pace of this dance style.

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  • The propellor positioned at the front of the plane rotates, and an Indiana Jones figure faces toward the rear of the plane.

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  • Once a child shoots a dart, it automatically rotates to put the next one in position.

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  • Like all electric razors, Philip's brand electric shavers use an internal blade that rotates within a protective cage so that the user won't be hurt.

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  • Certain microwave models include a glass turntable tray that rotates the food for even cooking.

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  • Every time you place something in the microwave to heat it up the item goes on a glass plate that rotates in order to cook the food evenly.

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  • In planetary mixing, the beater is turned in a clockwise pattern around the bowl while the shaft rotates counterclockwise.

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  • It's recommended that the user hold smaller cans in their hands while the can opener rotates around the lid.

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  • The diamonds go all the way around on true eternity bands, so if the ring rotates, there are still stones on top.

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  • Professional cake turntable: this platform that the cake sits on rotates, making decorating much easier.

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  • Pronation occurs when your foot rotates inward during the foot strike.

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  • Cable Internal Rotator Pulls - This exercise is the same as the external pulls above, except you pull so that the handle rotates in towards your belly, similar to the movement of arm wrestling.

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  • This arises mostly from the angle formed by the keel with the body of the sternum, passes by a strong tendon through the foramen triosseum, and is inserted upon the upper tubercle of the humeral crest, which it rotates and abducts.

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  • The sample, arranged as a bundle of rectangular strips, is caused to rotate about a central horizontal axis between the poles of an upright C-shaped magnet, which is supported near 'its middle upon knife-edges in such a manner that it can oscillate about an axis in a line with that about which the specimen rotates; the lower side of the magnet is weighted, to give it some stability.

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  • When the specimen rotates, the magnet is deflected from its upright position by an amount which depends upon the work done in a single complete rotation, and therefore upon the hysteresis.

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  • It consists of a number of tubes mounted vertically on a horizontal circular disk which rotates about a vertical axis in a cylindrical vessel.

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  • Here BB is a large fixed iron cylinder, corrugated within, and C an excentric cylinder, also corrugated, which, in turning to the right, by the friction of its corrugated surface rotates the puddled ball D which has just entered at A, so that, turning around its own axis, it travels to the right and is gradually changed from a ball into a bloom, a rough cylindrical mass of white hot iron, still dripping with cinder.

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  • 22, rotates about its own axis, rolling on the rollers M shown in fig.

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  • 9, rotates by tilting at right angles to the paper.

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  • to A A is the polar axis; the telescope is attached to the end of the declination axis; the latter rotates in bearings which are attached to the polar axis and concealed by the telescope itself.

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  • For example, if a sliding piece moves in circular fixed guides, that piece rotates about an ideal fixed axis traversing the centre of those guides.

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  • Let a denote the angular velocity with which the plane of axes AB rotates about the fixed axis A.

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  • p~ sinO p, cose 210s If a screw rotates, the number of threads which pass a fixed point in one revolution is the number of threads in the screw.

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  • When the spindle 1 D is at rest the bob hangs close to it; when the spindle rotates, the bob, being made ~ c to revolve round it, diverges until the resultant of the centrifugal force and the weight of the bob is a force acting atO in the direction OB, and then it revolves steadily in a circle.

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  • The two colours are printed each at one revolution from the two Two-Colour type-formesas they pass under the cylinder, which rotates twice in its travel.

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  • The wing, during its vibrations, rotates upon two separate centres, the tip rotating round the root of the wing as an axis (short axis of wing), the posterior margin rotating around FIG.

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  • A ray of plane-polarized light traversing a right-handed crystal of quartz in the direction of the triad axis has its plane of polarization rotated to the right, while a left-handed crystal rotates it to the left.

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  • - A light and carefully balanced drum with its axis horizontal is enclosed within a cylindrical casing, and rotates freely in bearings formed in the ends of the casing.

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  • This disk rotates by rocking on a pair of knife-edges whose bearings are rigidly attached to the frame.

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  • Plucker first gave a scientific dual definition of a curve, viz.; " A curve is a locus generated by a point, and enveloped by a line - the point moving continuously along the line, while the line rotates continuously about the point "; the point is a point (ineunt.) of the curve, the line is a tangent of the curve.

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  • Such a curve may be considered as described by a point, moving in a line which at the same time rotates about the point in a plane which at the same time rotates about the line; the point is a point, the line a tangent, and the plane an osculating plane, of the curve; moreover the line is a generating line, and the plane a tangent plane, of a developable surface or torse, having the curve for its edge of regression.

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  • The vertical line at any place being the fundamental axis of the apparent system of co-ordinates, this system rotates with the earth, and so seems to us as fixed.

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  • The former consists of two semicircular plates of quartz, perpendicular to the optic axis and of opposite rotations, placed so as to have a common diameter and having such a thickness that each rotates the plane of polarization of mean yellow light through the same multiple of 90°.

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  • But if, instead of rotating around PP, it rotates around some other axis, RR, making a small angle, POR, with the axis of figure PP; then it has been known since the time of Euler that the axis of rotation RR, if referred to the spheroid regarded as fixed, will gradually rotate round the axis of figure PP in a period defined in the following way: - If we put C = the moment of momentum of the spheroid around the axis of figure, and A = the corresponding moment around an axis passing through the equator EQ, then, calling one day the period of rotation of the spheroid, the axis RR will make a revolution around PP in a number of days represented by the fraction C/(C - A).

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  • A curious fact, which may be used for the detection of the minutest quantity of oils and fats, is that camphor crushed between layers of paper without having been touched with the fingers rotates when thrown on clean water, the rotation ceasing immediately when a trace of oil or fat is added, such as introduced by touching the water with a needle which has been passed previously through the hair.

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  • The line of nodes rotates in a period of 18.612 years and the line of apsides in a period of 8.84 years.

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  • This ring runs between friction wheels and is provided with teeth on its inner periphery, and these teeth transmit motion to a pinion on a spindle having at its other end another pinion which, through an intermediate wheel, rotates the heliometer tube.

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  • The mass of mercury is thus set in motion owing to the tendency of a conductor conveying an electric current to move transversely across lines of magnetic force; it becomes in fact the armature of a simple form of dynamo, and rotates with a speed which increases with the strength of the current.

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  • The driving force is balanced against a retarding force produced by the rotation of a copper disk fixed on the armature shaft, which rotates between the poles of a permanent magnet.

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  • The lining of the crucible may be of either magnesite (MgO) or chromite (FeO Cr203) The whole furnace, electrodes and all, rotates about the line KL for the purpose of pouring out the molten FIG.

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  • 3), while their plungers are connected to a disk crank which rotates above the point 0, which is the centre of the main crank; 0 S being the crank length or half stroke of the engine, any variation in its length will vary the power of the engine and at the same time the quantity of water used.

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  • The principle of the two-revolution press is that the cylinder always rotates in the same direction, and twice for each copy given, once for the actual impression, and again to allow of the return of the forme-carriage in its reciprocating action.

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  • During the up or return stroke, on the other hand, the posterior margin rotates in a direction from below upwards and from before backwards, so that by a similar but reverse screwing motion the pinion attacks the air from beneath.".

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  • It denotes the imaginary line about which a body or system of bodies rotates, or a line about which a body or action is symmetrically disposed.

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  • In other types of electrostatic instruments the movable system rotates round a horizontal axis or rests upon knife edges like a scale beam; in others again the movable system is suspended by a wire.

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  • In its more complete form a still has in addition the following fittings: - The dome is provided with openings to admit (I) the axis of the stirring gear (in some stills the stirring gear rotates on a horizontal axis which traverses the side and not the head of the still), (2) the inlet and outlet tubes of a closed steam coil, (3) a tube reaching to nearly the bottom of the still to carry live steam, (4) a tube to carry a thermometer, (5) one or more manholes for charging purposes, (6) sight-holes through which the operation can be watched, and (7) a safety valve.

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