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Two point charges in air at a distance o...

Two point charges in air at a distance of 20 cm. from each other interact with a certain force. At what distance from each other should these charges be placed in oil of relative permittivity 5 to obtain the same force of interaction –

A

`8.94xx10^(-2)m`

B

`0.894xx10^(-2)m`

C

`89.4xx10^(-2)m`

D

`8.94xx10^2m`

Text Solution

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The correct Answer is:
A
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