Two Long Parallel Wires Are 0

question 54

Multiple Choice

Two long parallel wires are 0.400 m apart and carry currents of 4.00 A and 6.00 A.What is the magnitude of the force per unit length that each wire exerts on the other wire? (μ₀ = 4π × 10^-7 T ∙ m/A)

• A)2.00 μN/m
• B)5.00 μN/m
• C)12.0 μN/m
• D)16.0 μN/m
• E)38.0 μN/m

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