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An infinite line charge produces a field...

An infinite line charge produces a field of `18xx10^(4)` N/C at a distance of 2 metre from it. The linear charge density is

A

`10^(-5)` C/m

B

`2xx10^(-5)` C/m

C

`5xx10^(-6)` C/m

D

`4xx10^(-5)` C/m

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