Point P is midway between two long, straight, parallel wires that run north-south in a horizontal plane. The distance between the wires is 1.00 cm. Each wire carries a current of 2.70 A toward the north. Find the magnetic field at point P.
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Point P is midway between two long, straight, parallel wires that run north-south in a horizontal plane. The distance between the wires is 1.00 cm. Each wire carries a current of 2.70 A toward the north. Find the magnetic field at point P.
The magnetic field due to infinite straight wire carrying current I at distance r is given by
Where 
= Permeability of free space
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