An automobile of mass 1500 kilogram moving at 25.0 m/s collides with a truck of mass 4500 kilogram at rest. The bumpers of the two vehicles lock together during the crash.
a. Compare the force exerted by the car on the truck with that exerted by the truck on the car during the collision. Is one force larger than the other or are they equal in magnitude?
b. Determine the final velocity of that car and truck just after the collision?