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The electric field at a distance 3R//2 f...

The electric field at a distance `3R//2` from the centre of a charge conducting spherical shell of radius `R` is `E`. The electric field at a distance `R//2` from the centre of the sphere is

A

zero

B

E is perpendicular to the surface at every point

C

`E//2`

D

`E//3`

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The correct Answer is:
A
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