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Work done is said to be zero, when

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  • Engineering Mechanics - Section 1
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1. 

Work done is said to be zero, when

[A]. some force acts on a body, but displacement is zero
[B]. no force acts on a body but some displacement takes place
[C]. either (a) or (b)
[D]. none of the above

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

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