February 21, 2017

Homework Help: college physics

Posted by barbara on Tuesday, November 29, 2011 at 9:56pm.

a railway freightbcar whose mass is 15 000kg & speed is 2.4m/s runs into a stationary freight car whose mass is 25 000kg. the 2 cars couple & roll off the track. what is the speed if the 2 cars as tey move together down the track? and how much kinetic energy is lost in the collision?

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions