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4xx10^(10) electrons are removed from a ...

`4xx10^(10)` electrons are removed from a neutral metal sphere of diameter 20 cm placed in air. The magnitude of the electric field (in `NC^(-1)`) at a distance of 20 cm from its centre is

A

`460`

B

`5760`

C

Zero

D

`1440`

Text Solution

Verified by Experts

The correct Answer is:
D
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