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Engineering Physics · Q32

Classical Mechanics

Engineering and GATE · Engineering Physics · question 32

Q32

Assuming the mean life, of a muon (in its rest frame) to be 2 × 10-6 s, its life time in the laboratory frame, when it is moving with a velocity 0.95 c is

A.
6.4 × 10-6 s
Answer
B.
0.62 × 10-6 s
C.
2.16 × 10-6 s
D.
0.19 × 10-6 s

Answer: Option A

Solution

Answer: Option A
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