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A mass of 10 gm moving with a velocity o...

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 `(g=10m//s^(2))`

A

zero

B

5 cm

C

2.5 cm

D

1.25 cm

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The correct Answer is:
D
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