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The electric intensity at a point distan...

The electric intensity at a point distant 1 m from the centre of a sphere of radius 25 cm in air is `10^(4)N//C`. The surface density of the charge on the surface of sphere is

A

`1.414 xx 10^(-5) cm^2`

B

`0.1414 xx 10^(-6) cm^2`

C

`14.14 cm^2`

D

`0.1414xx10^(-5) cm^2`

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The correct Answer is:
D
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