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A particle of mass m moving with velocit...

A particle of mass `m` moving with velocity `1 m//s` collides perfectly elastically with another stationary particle of mass `2m`. If the incident particle is deflected by `90^(@)`, the heavy mass will make an angle `theta` with the initial direction of in equal to

A

`60^@`

B

`45^@`

C

`15^@`

D

`30^@`

Text Solution

Verified by Experts

The correct Answer is:
D
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