A College Text-book of PhysicsH. Holt, 1911 - 692 pages |
From inside the book
Results 1-5 of 94
Page 60
... metal or lead shot are placed in a long tube ( Fig . 45 ) from which the air is exhausted , on quickly inverting the tube all reach the bottom at the same instant . Hence the rate of in- crease in velocity , or acceleration , is con ...
... metal or lead shot are placed in a long tube ( Fig . 45 ) from which the air is exhausted , on quickly inverting the tube all reach the bottom at the same instant . Hence the rate of in- crease in velocity , or acceleration , is con ...
Page 98
... metal sphere 6 cm . in diameter and weighing 800 grm . when hung by the same wire as the bar in problem 10 and set oscillating about a vertical axis through its center . SOME CASES OF MOTION WITH PARTLY FREE AXIS . 143. Foucault's ...
... metal sphere 6 cm . in diameter and weighing 800 grm . when hung by the same wire as the bar in problem 10 and set oscillating about a vertical axis through its center . SOME CASES OF MOTION WITH PARTLY FREE AXIS . 143. Foucault's ...
Page 122
... metal weighs 300 grm . in air and 260 grm . in water ; what is its volume , specific gravity , and density ? 2. A block of wood floats in water with of its volume above the surface . What is its density ? 3. A block of wood floats in ...
... metal weighs 300 grm . in air and 260 grm . in water ; what is its volume , specific gravity , and density ? 2. A block of wood floats in water with of its volume above the surface . What is its density ? 3. A block of wood floats in ...
Page 123
... metal until it is well exhausted , suspend it from one pan of a balance and weigh it . Now open the stopcock in the globe admitting air , and when it is full weigh it again . The difference between the two weights is the weight of the ...
... metal until it is well exhausted , suspend it from one pan of a balance and weigh it . Now open the stopcock in the globe admitting air , and when it is full weigh it again . The difference between the two weights is the weight of the ...
Page 126
... metal box , like a small blacking box , is provided with a top made of thin metal corrugated so as to be extremely flexible . The air is exhausted from the box and it is permanently sealed , the top being supported by a stout steel ...
... metal box , like a small blacking box , is provided with a top made of thin metal corrugated so as to be extremely flexible . The air is exhausted from the box and it is permanently sealed , the top being supported by a stout steel ...
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Common terms and phrases
acceleration alternating current amount ampères angular armature axis ball beam body Boyle's law bulb calorimeter carbon cause cell centimeter circuit coil color condenser conductor connected constant copper cord crystal curve density diagram difference of potential direction disc discharge displacement distance dynes earth electric electrode electromotive force electroscope energy equal equilibrium flow focal length friction galvanometer gases glass gram heat induction iron J. J. Thomson lens Leyden jar light lines of force liquid magnetic field mass measured mercury metal mirror molecules moment of inertia motion moving needle negative number of lines parallel particles pass pipe placed plane plate polarized pole positive charge pressure prism radiation rays reflected refracted resistance right angles rotation shown in figure side sound spectrum substance surface temperature tones tube vapor velocity vessel vibration volts volume wave length weight wire zinc
Popular passages
Page 275 - It is hardly necessary to add that anything which any insulated body or system of bodies can continue to furnish without limitation cannot possibly be a material substance ; and it appears to me to be extremely difficult, if not quite impossible, to form any distinct idea of anything capable of being excited and communicated in the manner in which heat was excited and communicated in these experiments except it be motion.
Page 574 - When a ray of light passes from one medium to another, it is refracted so that the ratio of the sine of the angle of incidence to the sine of the angle of refraction is equal to the ratio of the velocities in the two media.
Page 103 - The squares of the periodic times of the planets are proportional to the cubes of their mean distances from the Sun.
Page 118 - Archimedes stated that a body immersed in a fluid is buoyed up by a force equal to the weight of the displaced fluid.
Page 165 - We conclude that equal volumes of different gases at the same temperature and pressure contain equal numbers of molecules.
Page 7 - The straight line or distance between the centres of the transverse lines in the two gold plugs in the bronze bar deposited in the Office of the Exchequer...
Page 272 - Hypothesis states that equal volumes of gases at the same temperature and pressure contain equal numbers of molecules.
Page 22 - Change of momentum is proportional to the force and to the time during which it acts, and is in the same direction as the force; (3) To every action there is an equal and opposite reaction.
Page 32 - ... the perpendicular distance from the axis to the line of action of Axis FIG.
Page 179 - Kelvin has shown that if a drop of water were magnified to the size of the earth the molecules of water would be of a size intermediate between that of a cricket ball and of a marble.