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Consider two infinitely long wires paral...


Consider two infinitely long wires parallel to Z-axis carrying same current I in the incitive z direction. One wire passes through the point L at coordinates (-1, +1) and the other wire passes through the point M at coordinates (-1, -1). The resultant magnetic field at the origin O will be

A

(A) `(mu_0 I )/( 2 sqrt(2) pi)hatj`

B

(B) ` ( mu_0 I )/(2 pi ) hatj`

C

(C) ` (mu_0 I)/(2 sqrt(2) pi) hati`

D

(D) `(mu_0 I)/(4 pi ) hati`

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