A person continues to push a rock for some time but fails to move it.
What is the work done by it? Is work a scalar quantity?
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Answered by
15
Work Done = force (in the direction of displacement) × displacement. As the box isn't moved, the displacement = 0 ie w = F × 0 =0.
It is a scalar quantity.
Answered by
9
The person done 0 work because work is f×d and displacement is zero and work is a scalar quantity
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