Question

why is the work done by the frictional on a body sliding on a surface negative​

Answer 1

Answer:

Since the frictional force acting on a body sliding down acts in direction opposite to the direction of displacement of block, the work done is negative.

Explanation:

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Answer 2

Answer:

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Frictional force acting on a body sliding down acts in direction opposite to the direction of displacement of block, so the work done is negative.

Explanation:

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