 | William Perren Maycock - 1902 - 486 стор.
...ft.-lbs. per sec. = 10,000,000 ergs per sec. =1 joule per sec. = '102 kilogrammetres per see. =TA_ or -00134 HP 1000 watts (1 kilowatt) is the commercial...expenditure of energy. * 15. MOMENTUM. Momentum may be defined as the quantity of motion in a moving body. The momentum of a body is proportional to its mass... | |
 | Sidney Aylmer-Small - 1908 - 1010 стор.
...terms. Energy is the capacity to do work. Force is one of the factors of work and has to be exerted through a distance to do work, the work being reckoned...and the distance through which it has been applied. Work is done when energy is expended or when force overcomes a resistance. Power is the rate of working.... | |
 | Sidney Aylmer-Small - 1908 - 952 стор.
...terms. Energy is the capacity to do work. Force is one of the factors of work and has to be exerted through a distance to do work, the work being reckoned...the product of the force and the distance through vv'hich it has been applied. Work is done when energy is expended or when force overcomes a resistance.... | |
 | Sidney Aylmer-Small - 1908 - 952 стор.
...terms. Energy is the capacity to do work. Force is one of the factors of work and has to be exerted through a distance to do work, the work being reckoned...the product of the force and the distance through \i'hich it has been applied. Work is done when energy is expended or when force overcomes a resistance.... | |
 | Coates Walton Swoope - 1909 - 544 стор.
...terms. Energy is the capacity to do work. Force is one of the factors of work and has to be exerted through a distance to do work, the work being reckoned...and the distance through which it has been applied. Work is done when energy is expended or when force overcomes a resistance. Power is the rate of working.... | |
 | Sidney Aylmer-Small - 1909 - 456 стор.
...terms. Energy is the capacity to do work. Force is one of the factors of work and has to be exerted through a distance to do work, the work being reckoned...and the distance through which it has been applied. Work is done when energy is expended or when force overcomes a resistance. Power is the rate of working.... | |
 | Coates Walton Swoope - 1913 - 548 стор.
...terms. Energy is the capacity to do work. Force is one of the factors of work and has to be exerted through a distance to do work, the work being reckoned...and the distance through which it has been applied. Work is done when energy is expended or when force overcomes a resistance. Power is the rate of working.... | |
 | Sidney Aylmer-Small - 1918 - 892 стор.
...terms. Energy is the capacity to do work. Force is one of the factors of work and has to be exerted through a distance to do work, the work being reckoned...and the distance through which it has been applied. Work is done when energy is expended or when fprce overcomes a resistance. Power is the rate of working.... | |
 | Earle Buckingham - 1928 - 474 стор.
...height of D or a weight corresponding to the force a; to a height of C. Thus, the work done is equal to the product of the force and the distance through which it has acted. When a shaft is substituted for the fulcrum of the lever, and pulleys or gears are substituted... | |
 | 1915 - 902 стор.
...terms. Energy is the capacity to do work. Force is one of the factors of work and has to be exerted through a distance to do work, the work being reckoned...and the distance through which it has been applied. Work is done when energy is expended or when force overcomes resistance. Power is the rate of working.... | |
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DIFFERENCE BETWEEN ENERGY, FORCE, WORK AND POWER.— It is important that the student should thoroughly understand the meaning of the above terms. Energy is the capacity to do work. Force is one of the factors of work and has to be exerted through a distance... 