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A big particle of mass (3+m) kg is initi...

A big particle of mass `(3+m)` kg is initially at rest. It blasts into 3 pieces, such that a particle of mass 1 kg moves along x-axis with velocity 2 m/s and a particle of mass 2 kg moves with velocity 1 m/s perpendicular to direction of 1 kg particle. If the third particle moves with velocity `sqrt(2)m//s`, then m (in Kg) is __________.

A

2 kg

B

1 kg

C

`2sqrt(2) ` kg

D

none of these

Text Solution

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The correct Answer is:
A
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