It is difficult to fix a nail on a freely suspended wooden frame. Which law supports this statement ?

Options

A. Law of inertia
B. Newton's second law
C. Newton's third law
D. Pascal's law

Answer

C

Explanation

It is difficult to fix a nail on a freely suspended wooden frame due to Newton.s Third law of motion. When a wooden block is not resting against a support, the block and nails both move forward on being hit with a hammer. However, when the block is held firmly against a support, and the nail is hit an equal reaction of the support drives the nail into the block