Asked by Satyabrata Saha
A body of mass 10 kg moving at a speed of 4 m/s collides with another body of mass 4 kg at rest. After collision, if the speed of the body of 4kg mass be 5 m/s, the speed of body of 10kg mass shall be?
Answers
Answered by
DrBob222
momentum before = momentum after
4*10 = 4*5 + 10*x
4*10 = 4*5 + 10*x
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