Physics, asked by prakash11100, 6 months ago

A pulley system has a VR=5 used to lift a load of 400kgf to a height of 10m by applying an effort of 100kgf.
(i) Find the efficiency of the pulley
(ii) Is it an ideal machine? Give reason for your answer

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Answered by isutapamukherjee

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Answer:

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