A Coil Is Placed in a Changing Magnetic Field and an Emf

question 40

Multiple Choice

A coil is placed in a changing magnetic field and an emf is induced.What happens to the induced emf if the rate of change of magnetic field quadruples?

• A)There is no change.
• B)The emf doubles.
• C)The emf quadruples.
• D)The emf increases by a factor of 16.

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