A railroad car of mass m = 25000 kg moving
at v1 = 3.7 m/s collides and couples with
two coupled railroad cars, each of the same
mass as the single car and moving in the same
direction at v2 = 1.739 m/s.
What is the magnitude of the kinetic energy
lost in the collision?
Answer in units of J.
at v1 = 3.7 m/s collides and couples with
two coupled railroad cars, each of the same
mass as the single car and moving in the same
direction at v2 = 1.739 m/s.
What is the magnitude of the kinetic energy
lost in the collision?
Answer in units of J.