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Capacitors

The capacity ...

Question

The capacity of an isolated conducting sphere of radius $R$ is proportional to :

A

R^{2}

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B

(1 / R^{2})

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C

1 / R

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D

R

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Solution

The correct option is D $R$
$C = 4 π ϵ_{0} R$

$C \propto R$

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