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Paragraph: A subatomic particle X sponta...

Paragraph: A subatomic particle X spontaneously decays into two particles, A and B, each of rest energy `1.40xx10^(2)`MeV. The particles fly off in opposite directions, each with speed 0.827c relative to an inertial reference frame S.
Which expression gives the momentum of particle A (relative to frame S)?

A

109 MeV/c

B

206 MeV/c

C

140 MeV/c

D

249 MeV/c

Text Solution

Verified by Experts

The correct Answer is:
B
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