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Work, Energy and Power
Conditions for maximum transfer of Kinetic Energy are:
(i) Collision should be elastic collision.
(ii) Collision should be head on.
(iii) Mass of target and striking bodies should be equal.
(iv) Target should be at rest.
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By eating two apples, a person starts pushing the wall of room. If food value of apple is 100 calories per apple, how much work he will do in pushing the wall in one hour?
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