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A uniform wire of resistance 24 Omega is...

A uniform wire of resistance `24 Omega` is bent in form of a regular hexagon `ABCDEF`. A cell of e.m.f. 4 volt having negligible internal resistance is connected across the side `AB` of the hexagon. The field at its centre will be

A

50 T

B

6T

C

`6 xx 10^-7 T`

D

0T.

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