The ratio of the radii of nuclei of mass numbers $27$ and $64$ is :

2 : 3

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3 : 4

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4 : 3

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1 : 2

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Solution

The correct option is C $3 : 4$
Taking ratio and applying: $R = R_{0} A^{\frac{1}{3}}$
$\frac{R_{1}}{R_{2}} = \frac{R_{0} (27)^{\frac{1}{3}}}{R_{0} (64)^{\frac{1}{3}}}$
$\frac{R_{1}}{R_{2}} = \frac{3}{4}$

Suggest Corrections

Similar questions

27

125

r_{1}

r_{2}

\frac{r_{1}}{r_{2}}

3 : 2

1 : 64

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