Question

A train accelerating uniformly takes 10 seconds to pass a lamp post. The engine driver in front of the train passes a lamp post with a velocity of 5 m/s whereas the guard in the last compartment passes it with a velocity of 7 m/s. A passenger four compartments behind the engine passes the lamp post 3 seconds after the driver passes it. What speed did the passenger pass the lamp post with?

Answer 1

Answer:

• the speed of the passenger sitting at four compartments behind=5.6m/s