Physics, asked by piyushsoni3680p33z6s, 1 year ago

a person is standing from 20 minutes with heavy weight on his head does he do any work or not explain

Answers

Answered by christen

no the man does not do any work as no displacement occurs when he lifts the load. also, the angle becomes 90 degree. thus, cos 90 degree is 0, displacement is 0, and thus work also becomes zero.

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