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Questions  

Radius of the nucleus of the atom with A=216  is (R0=1.3fm)

a
7.2 fm
b
7.8 fm
c
280 fm
d
19 fm

detailed solution

Correct option is B

A=216   R0=1.3fm R=R0(A)13=1.3×(216)13      =1.3×6=7.8fm

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