Multiple Choice
A subatomic particle X spontaneously decays into two particles, A and B, each of rest energy 1.40 × 102 MeV. The particles fly off in opposite directions, each with speed 0.827c relative to an inertial reference frame S.
-Use energy conservation to determine the rest energy of particle X.
A) 206 MeV
B) 249 MeV
C) 280 MeV
D) 392 MeV
E) 498 MeV
Correct Answer:
Verified
Correct Answer:
Verified
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