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A condenser has two conducting plates of...

A condenser has two conducting plates of radius 10cm separated by a distance of 5mm. It is charged with a constant cunent of 0.15 A. The magnetic field at a point 2cm from the axis in the gap is

A

`6xx10^(-8)` T

B

`3xx10^(-8)` T

C

`6xx10^(-6)` T

D

`3xx10^(-6)` T

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