Magnets and Magnetic Fields Video Lessons

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Problem: A bar magnet is pushed toward a loop of wire, as shown in Figure Q25.16. Is there a current in the loop? If so, in which direction? If not, why not?

FREE Expert Solution

The magnetic field through the surface is defined as the magnetic flux.

When the magnet is moved towards the loop as shown, the net magnetic field through the loop is zero. 

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Problem Details

A bar magnet is pushed toward a loop of wire, as shown in Figure Q25.16. Is there a current in the loop? If so, in which direction? If not, why not?

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