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Match the column I with column II. A. A-p,B-q,C-r,D-sB. A-q,B-r,C-s,D-pC. A-s,B-r,C-q,D-pD. A-s,B-p,C-q,D-r |
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Answer» Correct Answer - D When a body does some work against friction, its kinetic energy decreases. `therefore` A-s Work done by a body is independent of time `therefore` B-p Power of a body (P=W/t) varies inversely as time. C-q When work done over a closed path is zero, force must be conservative, `therefore` D-r |
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