A body of mass 2 kg. moving with a velocity of 3 m/s collides head on with a body of mass 1 kg moving in opposite direction with a velocity of 4 m/s. After collision, two bodies stick together and move with a common velocity which in m/sec is equal to

Options :
  1. 1/4
  2. 3/2
  3. 2/3
  4. None of the above
Answer and Explanation :-

Answer: Option 3


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