A person drops a coin. Describe the path of the coin as seen by the person if he is in a. a car moving at constant velocity and b. in a freelyfalling elevator.

Acceleration of a person moving with constant velocity

A person sitting in an open car moving at constant velocity throws a ball vertically up into air. The ball falls

A person sitting in an open car moving at constant velocity throws a ball vertically up into air. The ball falls

Define photoperiodism. Name the person who coined this term

An elevator of mass M with a person of mass m is moving upward with uniform velocity vecv . What is the power delivered by the elevator?

An elevator of mass M with a person of mass m is moving upward with uniform velocity vecv . What is the power delivered by the elevator?

A person, sitting in a car, tries to move the car by applying force to its walls. Will the car move? Explain in detail.

A person standing oin the floor of an elevator drops as coin. The coin reaches the floor of the elevator in a time t_1 if the elevator is stationary and in the t_2 if it is moving uniformly. Then