Question

A man has been guarding a house for one hour. Why is it not considered work in science?

Answer 1

because there is no displacement or movement in the watchman's work.

according to science when displacement or movement take place it is said to be work.

hope this helps you.

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Answer 2

Explanation:

work = force x displacement

since the men is not moving so the displacement is 0

hence workdone =0