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A person holds a bundle of hay over his head for 30 minutes and gets tired. Has he done some work or not? Justify your answer.

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Work done is the product of force and the distance moved by the object.
Here the person is just holding a bundle of hay for .
Since there is no distance moved by him, so the distance will be zero.
Hence, the work done also becomes zero.
So, no work is done.

Final Answer:
No work is done as there is no distance moved by the person.

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