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Two straight infinitely long and thin pa...

Two straight infinitely long and thin parallel wires are spaced 0.1m apart and carry a current of 10A each. Find the magnetic field at a point distance 0.1m from both wires in the two cases when the currents are in the (a) same and (b) opposite directions.

A

`2sqrt(3)xx10^(-5)T`

B

`2xx10^(-5)T`

C

`4xx10^(-5)T`

D

Zero

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