Physical ArithmeticMacmillan, 1885 - 357 páginas |
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Página 160
... dyne . The founders of the C.G.S. system have adopted the prefixes mega and micro to denote respectively a multiple and a sub - multi- ple of one million . Thus = 1 megadyne 1,000,000 dynes . 1,000,000 microdynes = 1 dyne . Units of ...
... dyne . The founders of the C.G.S. system have adopted the prefixes mega and micro to denote respectively a multiple and a sub - multi- ple of one million . Thus = 1 megadyne 1,000,000 dynes . 1,000,000 microdynes = 1 dyne . Units of ...
Página 161
... dyne per gm . = cm . per second per second , 981 dynes per gm . If the counterbalancing mass is m gm . , the force is m 981 dynes . If the value of M is given , say m M , but not that of L per T per T , then all that we know is ...
... dyne per gm . = cm . per second per second , 981 dynes per gm . If the counterbalancing mass is m gm . , the force is m 981 dynes . If the value of M is given , say m M , but not that of L per T per T , then all that we know is ...
Página 162
... dyne . Ex . 2. What force , expressed in pounds weight , will in a min- ute give a mass of one ton a velocity of 10 miles per hour ? The mass is 112 × 20 lb. , 10 x 1760 x 3 The additional velocity is 60 × 60 feet per sec . , 44 i.e. ...
... dyne . Ex . 2. What force , expressed in pounds weight , will in a min- ute give a mass of one ton a velocity of 10 miles per hour ? The mass is 112 × 20 lb. , 10 x 1760 x 3 The additional velocity is 60 × 60 feet per sec . , 44 i.e. ...
Página 163
... dynes per gramme ? Suppose x gms .; then , as the intensity of gravity is 980 dynes per gm . , the force acting is ( x × 980 – 488 × 980 ) dynes , - i.e. , ( x - 488 ) 980 gm . by cm . per sec . per sec . The mass moved is x + 488 gms ...
... dynes per gramme ? Suppose x gms .; then , as the intensity of gravity is 980 dynes per gm . , the force acting is ( x × 980 – 488 × 980 ) dynes , - i.e. , ( x - 488 ) 980 gm . by cm . per sec . per sec . The mass moved is x + 488 gms ...
Página 169
... dynes . Determine the total force and also its ver- tical component . 6. Four forces of 24 , 10 , 16 , 16 dynes act on a particle , the angle between the first and second being 30 ° , between the second and third 90 ° , and between the ...
... dynes . Determine the total force and also its ver- tical component . 6. Four forces of 24 , 10 , 16 , 16 dynes act on a particle , the angle between the first and second being 30 ° , between the second and third 90 ° , and between the ...
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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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