Magnetic Field Produced by Straight Currents Video Lessons

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Concept

Problem: The magnetic field lines due to a straight, current-carrying wire are __________.A. straight lines parallel to the wireB. circles around the wireC. straight lines perpendicular to the wire

FREE Expert Solution

Magnetic field lines are closed loops.

A tangent drawn to these closed loops at any point gives the direction of the magnetic field at that point.

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Problem Details

The magnetic field lines due to a straight, current-carrying wire are __________.

A. straight lines parallel to the wire

B. circles around the wire

C. straight lines perpendicular to the wire

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