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A shell in flight explodes into n equal ...

A shell in flight explodes into `n` equal fragments `k` of the fragments reach the ground earlier than the other fragments. The acceleration of their centre of mass subsequently will be

A

g

B

(n-k)g

C

`((n-k)g)/(k)`

D

`((n-k)g)/(n)`

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The correct Answer is:
D
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NTA MOCK TESTS-NTA JEE MOCK TEST 60-PHYSICS
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