Question

5 A body of mass 10 kg and velocity 10 m/s collides with a stationary body of mass 5
After collision, both bodies stick to each other. The common velocity would be
(b) 20/3 m/s
(c) 10/3 m/s
(d) 3/10 m/ s
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Answer 1

d)3/10 m/s

it is the answer