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A bullet moving with a speed of 400 m/s ...

A bullet moving with a speed of 400 m/s penetrates a sand bag and drops dead inside it. The masses of the bullet and the sand bag are 0.25 kg and 4.75 kg respectively. If the bag is free to move, its velocity shall be (in m/s)

A

10

B

15

C

21

D

50

Text Solution

Verified by Experts

The correct Answer is:
C
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