Monday
April 21, 2014

Homework Help: Physics

Posted by James on Wednesday, June 6, 2012 at 9:04am.

A 0.421-kg ball has an elastic, head-on collision with a second ball that is initially at rest. The second ball moves off with half the original speed of the first ball.

(a) What is the mass of the second ball?
(b) What fraction of the original kinetic energy (ΔK/K) is transferred to the second ball?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Physics - A 6.00 kg ball (ball 1), moving to the right at a velocity of +1.00 m/...
physics please help - A 5.00 kg ball (ball 1), moving to the right at a velocity...
physics please help me - A 5.00 kg ball (ball 1), moving to the right at a ...
physics please help - A 5.00 kg ball (ball 1), moving to the right at a velocity...
Physics - A 0.25-kg ball is attached to a 26-cm piece of string. The ball is ...
Physics ~ A 2.0-kg ball is - A 2.0-kg ball is travelling east at 8.0 m/s when it...
Physics - A 4.90-kg ball, moving to the right at a velocity of +2.50 m/s on a ...
physics help - A 5.00 kg ball (ball 1), moving to the right at a velocity of +4....
physics - A ball of mass 0.440 kg moving east (+x direction) with a speed of 3....
Physics - A ball of mass 0.640 kg moving east (+x direction) with a speed of 3....

Search
Members