Question

In which condition the work done is said to be positive, negative and zero. ​

Answer 1

Answer:

Zero work – the work done is said to be zero when force and displacement are perpendicular to each other. Negative work done – The work done is said to be negative when force and displacement are in opposite directions.

Explanation:

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Answer 2

Explanation:

its positive when it displaces in the direction of where he has forced.

and negative it just opposite to positive

it displaces to the opposite side of where u have forced.

zero work done mean no displacement or force applied

I u want word done then displacement and applying force is compulsury