If R be the range of alpha particles with energy E (in few MeV range), – McqOptions

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1.	If R be the range of alpha particles with energy E (in few MeV range), Geiger's law tells that R is proportional to:
A.	E1/2
B.	E3/2
C.	E-2
D.	E-3
Answer» C. E-2

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