Question Details

Two infinite current carrying wires having current I in opposite directions are shown below. Find the magnetic field (in S.I. units) at point P.

Options

A

0l/π

B

10μ0l/π

C

0l/π

D

μ0l/π

Correct Answer :

10μ0l/π

Solution :

B = 2 × μ 0 i 2 π d = 2 × μ 0 I 2 π × 0.1 = 10 μ 0 I π

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