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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Definitions:

Consideration

Something of value (such as money, goods, or services) that is exchanged between parties in a contract, making the agreement legally binding.

Output Contract

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A contract in which one party agrees to supply as much of a good or service as the other party needs during a specified period.

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A type of contract involving two parties where each party has made a promise to the other.