MPSC PYQScienceenglish

The order of penetration power of α, β and γ rays through a metal sheet is ________.

A.γ > β > α
B.α > β > γ
C.β > α > γ
D.α > γ > β

Correct answer: A

Source paper

MPSC Assistant Preliminary Examination 2011 (Set A) (English)

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