Question

A body of 2kg mass and velocity 3m/s collides with a body of 1kg mass and moving oppositely with a velocity of 4m/sec. After collision both bodies stick and move with a common velocity. This velocity in m/s is

Answer 1

Answer

0.67 m/s

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Answer 2

0.67 m/s

Explanation:m1v1-m2v2= (m1+m2)V

V= m1v1-m2v2/(m1+m2)= 6-4/3= 0.67