17) What is the unit of work in the C.G.S system?
18) By what type of force the work is done when a body falls freely?
19) What is equal to one watt?
20) One H.P is equal to what?
21) What is called the capacity to do work?
22) What is called the energy possessed by a body because of its velocity?
23) What is called the energy possessed by a body because of its position?
24) What does the kinetic energy of a body depend on-horseback?
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