In a spherical condenser radius of the outer sphere is $R$. The different in the radii of outer and inner sphere in $x$. Its capacity is proportional to
In a spherical condenser radius of the outer sphere is $R$. The different in the radii of outer and inner sphere in $x$. Its capacity is proportional to
- A
$\frac{{xR}}{{(R - x)}}$
- B
$\frac{{x(R - x)}}{r}$
- C
$\frac{{R(R - x)}}{x}$
- D
$\frac{R}{x}$
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