a person hold a bundle of hay over his head for 30 minutes and get tired has he done some work or not justify your answer
Answers
Answered by
8
no he does not do any work because he had not walk a bit
prags19:
excuse me
if he walks work done will be zero
as displacement will become normal to the force
Answered by
4
yes he did some work as the displacement of the load is in the direction of force that is upwards
please mark as brainliest
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