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A particle of mass 3m at rest decays int...

A particle of mass 3m at rest decays into two particles of masses m and 2m having non-zero velocities. The ratio of the de Broglie wavelengths of the particles `((lamda_1)/(lamda_2))` is

A

`(1)/(2)`

B

`(1)/(4)`

C

2

D

None of these

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The correct Answer is:
D
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