Which of the following devices makes use of an electromagnet?
A) relay
B) motor
C) both A and B
D) None of the above.

Name: Which of the following devices makes use of an electromagnet? A) relay B) motor C) both A and B D) None of the above.
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Question

Quizplus · Accepted Answer

Both a relay and a motor make use of an electromagnet. A relay uses an electromagnet to switch an electrical circuit on and off, while a motor uses electromagnets to create rotational motion.

Which of the Following Devices Makes Use of an Electromagnet