Question

The generator coil shown is rotated through one-fourth of a revolution (from θ = 0º to θ = 90º ) in 15.0 ms. The 200-turn circular coil has a 5.00 cm radius and is in a uniform 1.25 T magnetic field. What is the average emf induced?

Carbon
brush
Carbon
brush
IB
Coil rotated by
mechanical means
Path of motion
90
Figure 23.20 When this generator coil is rotated through one-fourth of a revolution, the magnetic flux O changes from its maximum to zero,
inducing an emf.
Expand
Transcribed Image Text

Carbon brush Carbon brush IB Coil rotated by mechanical means Path of motion 90 Figure 23.20 When this generator coil is rotated through one-fourth of a revolution, the magnetic flux O changes from its maximum to zero, inducing an emf.

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Electromagnetic Induction

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