Posted by Joe on Tuesday, March 8, 2011 at 6:58pm.
You have to find the velocity of the heavier fragment, then its momentum. The lighter fragment will have opposite momentum, from which you can find its velocity.
2 piece shell have same kinetic energy u can find one piece velocity by apply 1/2m(v)2 rule
2 piece shell have same kinetic energy u can find one piece velocity by apply 1/2m(v)2 rule
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