Question

A ball of mass 4 kg moving at 6 m/s collides with another ball of mass 6 kg moving at 4 m/s in the same direction. If the balls move together after the collision in the same direction, find their common velocity. 

(a) 48m/s
(b) 10m/s
(c) 4.8m/s
(d) 1m/s


With explaination
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Answer 1

Answer:

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