Moving Charges and Magnetism

Question: Two thin long parallel wires separated by a distance b are carrying a current iamp each. The magnitude of the force per unit length exerted by one wire on the other is

1) $\frac{{{\mu _0}{i^2}}}{{{b^2}}}$

2) $\frac{{{\mu _0}{i^2}}}{{2\pi b}}$

3) $\frac{{{\mu _0}i}}{{2\pi b}}$

4) $\frac{{{\mu _0}i}}{{2\pi {b^2}}}$

Solution:

Explanation: No Explanation

Force and Torque on a Current Carrying Conductor

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