A train moving at 20 m s⁻¹ comes to rest when brakes are applied 500 m before a station. If the same brakes are applied only 250 m before the station, the train crosses the station with speed √x m s⁻¹. Find x.
Physics · Kinematics Part-1 (one dimension) · Acceleration and Avg acceleration
A train moving at 20 m s⁻¹ comes to rest when brakes are applied 500 m before a station. If the same brakes are applied only 250 m before the station, the train crosses the station with speed √x m s⁻¹. Find x.