Magnetic Field Produced by Loops and Solenoids Video Lessons

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Problem: As the number of loops in a current-carrying wire is increased, thea. more spread out is the magnetic fieldb. weaker the currentc. stronger the enclosed magnetic field.

FREE Expert Solution

The magnetic field produced by loops and solenoids:

B=μ0I2RN, where B is the magnetic field at the center of the loops, R is the radius of the loop, I is current, and N is the number of loops.

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Problem Details

As the number of loops in a current-carrying wire is increased, the
a. more spread out is the magnetic field
b. weaker the current
c. stronger the enclosed magnetic field.

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