A passenger in a moving train tosses a coin. If the coin falls behind him, the train must be moving with

Question

A passenger in a moving train tosses a coin. If the coin falls behind him, the train must be moving with (A) an acceleration (B) a deceleration (C) a uniform speed (D) any of the above

Tardigrade Admin · Accepted Answer

As the coin falls behind him, force due to air must be backwards. Therefore, the train must be accelerating forward.

Q. A passenger in a moving train tosses a coin. If the coin falls behind him, the train must be moving with

an acceleration

a deceleration

a uniform speed

any of the above

As the coin falls behind him, force due to air must be backwards. Therefore, the train must be accelerating forward.