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# Physics: Magnetic field of two parallel conductors

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Two long straight, parallel wires are 2.00 m apart, and each carries a current of 10 mA. Find the magnitude and direction of the magnetic field at a point midway between the wires if the currents are

(a) in the same direction and

(b) in opposite directions

##### Solution Summary

This solution explains how to solve the given electromagnetic field problems and includes illustrations for better student comprehension.

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Solution: a) Currents in the same direction:

Magnitude of magnetic field at a point distant r from an infinite straight current carrying conductor is given by: B = μ_0 I/2Пr .........(1)

Direction of the magnetic field can be determined as follows: Imagine ...

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