Question

A coolie with a suitcase on his head is climbing up on a ladder with uniform speed. Explain the work done by the coolie on the suitcase.

Answer 1

Answer:

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Explanation:

A coolie with a suitcase on his head is climbing up on a ladder with uniform speed. Explain the work done by the coolie on the suitcase.

Answer 2

Answer:

muscular force is applied on the suitcase..to carry it upstairs..

Explanation:

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