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The number of electrons to be put on a s...

The number of electrons to be put on a spherical conductor of radius 0.1 m to produed electric field of `0.36 N C^-1` just above the surface is

A

`2.7 xx 10^6`

B

`2.6 xx 10^6`

C

`2.5 xx 10^6`

D

`2.4xx 10^6`

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