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A body of mass 1kg initially at rest exp...

A body of mass `1kg` initially at rest explodes and breaks into three parts of masses in the ration ` 1: 1: 3.` If the two pieces of equal masses fly off perpendicular to each other with a speed of `30m//s` The speed of third piece will be .

A

`sqrt2 v`

B

`v//2`

C

`v//sqrt2`

D

`sqrt2v`

Text Solution

Verified by Experts

The correct Answer is:
A
`vecP_(3)=-(vecP_(1)+vecP_(2)),V_(3)=|vecP_(3)|/m_(3)`
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