Question

give two examples of negative work done​

Answer 1

Answer:

b)Examples of Negative Work done

Someone pushes you.

You are pulled from behind when you try to move front.

In Arm wrestling, when someone is defeating you.

In Tug of War when opponent team pulls hard.

Pushing a car up a hill, when you slip back.

Trying to catch a heavy object, hands move down.

I hope this will help you

Answer 2

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Two examples:

In pulling a box of books along a rough floor at constant velocity,I do positive work on the box, that is I put energy into the system.

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I hope it will help you..