Question

Air is thrown on the soil of a stationary boat by an electric fan kept on it. The both will

A) Remain stationary.

B) Start moving in the direction in which air is blown.

C) Start moving in the direction opposite to the that in the which air is blown .

D) Started moving with uniform acceleration.​

Answer 1

Answer:

The boat will remain at rest as there is no external force acting on the boat. The air blown from the fan is a part of the boat. A force acts on the sail of the boat which is equal and opposite to reaction force acting on the fan.