Question

A labourer has to push a heavy trunk. what should be done to reduce his effort in pushing it and why

Answer 1

instead of pushing you should pull it from the other side

Answer 2

Answer: Rather than pushing and dragging the trunk the labourer should roll the trunk to the desired place.

Explanation: Sliding friction between the surface and the trunk is too high to be pushed by a man.

Rolling the trunk helps the labourer in reducing the friction and easier transport of the trunk

THAT'S ALL