Physical ArithmeticMacmillan, 1885 - 357 páginas |
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Página 121
... body rotates round an axis , each point in the body has a speed proportional to its perpendicular distance from the axis . Hence speed of rota- tion or turning is expressed in the form Larc per L radius per T. Speed of turning may also ...
... body rotates round an axis , each point in the body has a speed proportional to its perpendicular distance from the axis . Hence speed of rota- tion or turning is expressed in the form Larc per L radius per T. Speed of turning may also ...
Página 131
... body fallen from rest when it has acquired a velocity of ( 1 ) 20 feet per second , ( 2 ) 100 feet per second ? 10. A stone , dropped from rest , falls under the action of gravity 65 feet during a particular second of time . How long ...
... body fallen from rest when it has acquired a velocity of ( 1 ) 20 feet per second , ( 2 ) 100 feet per second ? 10. A stone , dropped from rest , falls under the action of gravity 65 feet during a particular second of time . How long ...
Página 132
... body be moving at the end of 2 seconds from the moment the accelerating force began to act ? 22. A particle is found to be moving in a straight line at the rate of 5 feet per second , a quarter of a minute afterwards at the rate of 50 ...
... body be moving at the end of 2 seconds from the moment the accelerating force began to act ? 22. A particle is found to be moving in a straight line at the rate of 5 feet per second , a quarter of a minute afterwards at the rate of 50 ...
Página 135
... body on a level plane has simultaneously com- municated to it an upward vertical velocity of 48 feet per second , and a horizontal velocity of 25 feet per second . Find its greatest height , its range , and its whole time of flight . 2 ...
... body on a level plane has simultaneously com- municated to it an upward vertical velocity of 48 feet per second , and a horizontal velocity of 25 feet per second . Find its greatest height , its range , and its whole time of flight . 2 ...
Página 136
... body starting from rest slides down a smooth plane inclined 30 degrees to the horizon . How many seconds will it occupy in sliding 240 feet down the plane , and what will be its velocity after traversing this distance ? 2. From a point ...
... body starting from rest slides down a smooth plane inclined 30 degrees to the horizon . How many seconds will it occupy in sliding 240 feet down the plane , and what will be its velocity after traversing this distance ? 2. From a point ...
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Términos y frases comunes
acid acres amount ampere angle axis C.G.S. system C.G.S. unit Calculate cent Centigrade centimetres College constant copper cross-section Crown 8vo cubic centimetres cubic feet cubic foot cubic inches deduce degrees denote density diameter distance dyne Edition electricity electromotive force ELEMENTARY equal equivalent EXAMPLES EXERCISE Extra fcap Fahr Fahrenheit Fcap feet long feet per sec feet per second foot-pounds force francs gallon grains grammes Hence horizontal horse-power hydrogen increment intensity of gravity interval kilogramme liquid litres magnetic mercury metre miles an hour miles per hour millimetre minute ohms oxygen pence plane pound poundals pressure Professor quantity radian radius resistance second per second SECTION shillings silver solid specific gravity specific heat speed square inch standard substance Suppose surface temperature thick TREATISE velocity vibrations volume water by deg weight wire yards
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