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Transcribed Image Text:18. A particle of mass M at rest decays into two particles of
masses m and m₂ having non-zero velocities. The ratio of the
de-Broglie wavelengths of the particles 2₁/λ₂ is
(a) m₁ / m₂
(b) m₂/m₁
(c) 1
(d) √m₂/√m₁
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