Two Wires,A and B,are Parallel to Each Other and Separated

question 2

Multiple Choice

Two wires,A and B,are parallel to each other and separated by a distance of 25 cm.Both wires carry a current of 1.5 A in the same direction.Where is the magnetic field equal to zero?

• A)exactly halfway between the wires
• B)outside the wires and 5 cm from A
• C)outside the wires and 5 cm from B
• D)B and C only are correct.
• E)nowhere

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