Two long parallel wires separated by 7.5 cm each carry 3.3 A in opposite directions. (μ₀ = 4π × 10^-7 T ∙ m/A)
(a) What magnetic force per length acts on each of the wires? Is it attractive or repulsive?
(b) Find the magnitude of the magnetic field midway between the two wires.

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The Answer of Two long parallel wires separated by 7.5 cm each carry 3.3 A in opposite directions. (μ₀ = 4π × 10^-7 T ∙ m/A) (a) What magnetic force per length acts on each of the wires? Is it attractive or repulsive? (b) Find the magnitude of the magnetic field midway between the two wires.

Two Long Parallel Wires Separated by 7