Question

A moving body with a mass m1 strikes a stationary body of mass m2. The masses m1 and m2 should be in the ratio m1/m2 so as to decrease the velocity of the first body 1.5 times assuming a perfectly elastic impact. Then the ratio m1/m2 is

Options :

  1. 1/25

  2. 1/5

  3. 5

  4. 25

Show Answer

Answer :

5

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