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If identical charges (-q) are placed at ...

If identical charges `(-q)` are placed at each corner of a cube of side `b`, then electric potential energy of charge `(+q)` which is placed at centre of the cube will be

A

`(8 sqrt (2)q^2)/(4 pi epsi_0 b)`

B

`(-8 sqrt( 2)q^2 )/(pi epsi_0 b)`

C

`(-4 sqrt( 2) q^2 )/( pi epis_0 b)`

D

`(-4 q^2)/( sqrt(3 )pi epsi_0 b)`

Text Solution

Verified by Experts

The correct Answer is:
D
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AAKASH SERIES-APPENDICES ( REVISION EXERCISE )-REVISION EXERCISE (ELECTRIC POTENTIAL & CAPACITANCE )
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