Examples in Physics |
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Page 112
... vibration of a pendulum is propor- tional to the square root of its length , and a certain clock with an iron pendulum rod is made so as to keep correct time at 5 ° : how will its rate alter if the tempera- ture rises to 30 ° ? When the ...
... vibration of a pendulum is propor- tional to the square root of its length , and a certain clock with an iron pendulum rod is made so as to keep correct time at 5 ° : how will its rate alter if the tempera- ture rises to 30 ° ? When the ...
Page 225
... vibration number of the fork ? 6. Calculate the velocity of sound in hydrogen gas , assuming its velocity in air , and ... vibrations per second ) . 9. Calculate the velocity of sound in water at 10 ° , its coefficient of elasticity at ...
... vibration number of the fork ? 6. Calculate the velocity of sound in hydrogen gas , assuming its velocity in air , and ... vibrations per second ) . 9. Calculate the velocity of sound in water at 10 ° , its coefficient of elasticity at ...
Page 226
... vibration . The pitch of the note indicates that the number of vibrations per second produced is 3000 : find from this the velocity of sound in glass . 14. What will be the pitch of the note emitted by a wire 50 cm . in length , when ...
... vibration . The pitch of the note indicates that the number of vibrations per second produced is 3000 : find from this the velocity of sound in glass . 14. What will be the pitch of the note emitted by a wire 50 cm . in length , when ...
Page 227
... vibrations per second produced by a wire of density d stretched by a weight P is I n = 2lr Pg . πα 2 The intervals of the diatonic scale ( from C to c ) , and the vibration num- bers of the notes , taking C = 256 , are as follows ...
... vibrations per second produced by a wire of density d stretched by a weight P is I n = 2lr Pg . πα 2 The intervals of the diatonic scale ( from C to c ) , and the vibration num- bers of the notes , taking C = 256 , are as follows ...
Page 228
... vibrates eighty times per sec . find the stretching force in dynes . 19. A copper wire ( density 8.8 ) 1 metre in length and 1.8 mm . in diameter is stretched by a weight of 20 kilogrammes . Calculate the number of vibrations which it ...
... vibrates eighty times per sec . find the stretching force in dynes . 19. A copper wire ( density 8.8 ) 1 metre in length and 1.8 mm . in diameter is stretched by a weight of 20 kilogrammes . Calculate the number of vibrations which it ...
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acceleration amount of heat ampère angle atmospheric pressure B.Sc barometer battery body of mass Boyle's law C.G.S. units Calculate calorimeter Camb capacity cells centre charge circuit coefficient of expansion column conductor constant convex lens copper cubic centimetres cubical expansion Daniell cells deflection denote density diameter distance dynes electricity equal equation equivalent ergs feet per second Find the specific focal length foot-pounds ft.-lbs galvanometer given glass grammes grammes of water heat-units horizontal horse-power immersed inches internal resistance kilogramme lamp latent heat liquid litres magnetic Matric measured melted mercury metres per second miles minute object ohms piston placed plane pole poundals pounds produced Prove quantity radius raised ratio refractive refractive index Schol shunt specific gravity specific heat sphere steam string surface tangent galvanometer temperature tube vertical vibrations volts volume weight wire