Recent content by centrix

The force felt would definitely increase because the acceleration would increase while mass stays constant. How long does a collision normally last?

Homework Statement A 15000 kg train traveling at 30m/s collides with a 2500 truck with a 90 kg man going at 22m/s in the opposite direction. The time of collision is 1.5 seconds. After collision, both objects are moving in the same direction with a velocity of 22 m/s. What is the size of the...