a porter keep standing at a place while holding his suitcase of mass 20 kg over his head for 5 minutes has done some work give reason for your answer
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Answered by
1
Answer:
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Explanation:
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Answered by
0
Answer:
The work done by the porter is zero
Explanation:
The work done=force ×displacement
As there is no movement by porter so displacement is zero
Thus,work done by the porter is zero
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