10
QuizMultiple Choice

Applications of Electromagnetic Induction — Quiz

Question 10 • Physics

Which best describes what happens in an electric generator?

Answer
A
Constantly changing magnetic fields lead to motion, which induces kinetic energy.
B
Motion causes constantly changing magnetic fields to induce kinetic energy.
C
Motion causes constantly changing magnetic fields to induce electrical energy.
D
Constantly changing magnetic fields lead to motion, which induces electrical energy.

Explanation

An electric generator converts motion into electrical energy. As a coil or magnet moves, the magnetic field through the coil changes, inducing an electric current. Therefore, motion causes changing magnetic fields to induce electrical energy, as choice D states.

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