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A bomb at rest explodes into three parts...

A bomb at rest explodes into three parts of the same mass. The momentum of the two parts are `xhat(i) and -2 x hat(j)` . The momentum of the third part will have a magnitude of

A

`x`

B

`sqrt(5x)`

C

`xsqrt(5)`

D

Zero

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The correct Answer is:
C
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