Question

A boy is carrying a box on his head and standing is he doing any work? Give reasons​

Answer 1

Answer:

Gravitational force on the box is acting in the downward direction. ... Hence, when a boy carrying load on his head moves over a horizontal road, work done against gravitational force is zero.

Explanation:

Answer 2

Answer:

no he is not doing work as there is no change in position. ...only energy is used