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July 6, 2015

Homework Help: physics

Posted by Nelly on Wednesday, February 23, 2011 at 1:04am.

A railway track travelling along a level at 9 m/s collides with, and becoms coupled to a stationary truck. Find the velocity of the coupled trucks immediately after the collision if the stationary truck has a mass which is :
A ) equal to the mass of the moving truck
B) twice the mass of the moving truck

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