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A current of 1*0A flowing in the sides o...

A current of `1*0A` flowing in the sides of an equilateral triangle of side `4*5xx10^-2m`. Find the magnetic fied at the centroid of the triangle.

A

`4xx10^(-5) Wb//m^(2)`

B

`8xx10^(-5) Wb//m^(2)`

C

Zero

D

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

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