Question

Give two examples of moving body , where no work is done

Answer 1

Example of a moving body,where no work is done is:
Work done = Force × displacement

When a body is moving in a circular path then it's Displacement will be zero and also the work will be zero. 
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Answer 2

When an women is moving with an mud pot on his head

Reason- work=f*s cos there

As displacement is 90° and cos 90 is 0 so displacement is 0, hence work is 0