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What is the work done if a bucket of water weighing 10 N is pulled up from a well 20 m deep by a rope weighing 1 N/m?
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Oct 1, 2017
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chandu
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What is the work done if a bucket of water weighing 10 N is pulled up from a well 20 m deep by a rope weighing 1 N/m?
(a) 200 N – m (b) 400 N – m
(c) 500 N – m (d) 600 N – m
iasprelims
2004
engg-mechanics
kinematics
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