[" 9.A person inside the "],[" moving train tosses a coin "],[" which falls behind him.It "],[" means that motion of train is "]

A passenger in a moving train tosses a coin which falls behind him. It means that motion of the train is

A passenger in a moving train tosses a coin which falls behind him. It means that motion of the train is

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

A person is sitting in a travelling train and facing the engine. He tosses up a coin and the coin falls behind him. It can be concluded that the train is

A person is sitting in a travelling train and facing the engine. He tosses up a coin and the coin falls behind him. It can be concluded that the train is