A mass of 10 gm moving with a velocity of 100 cm / s strikes a pendulum bob of mass 10 gm. The two masses stick together. The maximum height reached by the system now is

Options :
  1. 2.25 cm
  2. 1.25 cm
  3. 10 cm
  4. None of the above

Answer and Explanation :-

Answer: Option 2


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