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Q.

A bomb at rest explodes into two pieces of masses 20 kg and 30 kg. If the first one moves with a velocity Question Image , the velocity of other piece is

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a

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b

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c

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d

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answer is A.

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Detailed Solution

Question Image

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From  law of conservation of linear momentum.                  

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‘ – ’ represents the direction

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A bomb at rest explodes into two pieces of masses 20 kg and 30 kg. If the first one moves with a velocity , the velocity of other piece is