Which of the following is true about an electromagnet? Select all that apply. Increasing the current flowing through the wire makes a strong magnet. Decreasing the current flowing through the wire makes a stronger magnet. Adding more coils around the core makes a stronger magnet. Decreasing the number of coils around the core makes a strong magnet.

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Answered: Which of the following is true about an…

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter12: Sources Of Magnetic Fields

Section: Chapter Questions

Problem 33P: A circuit with current I has two long parallel wire sections that carry current in opposite...

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Which of the following is true about an electromagnet? Select all that apply.

	Increasing the current flowing through the wire makes a strong magnet.
	Decreasing the current flowing through the wire makes a stronger magnet.
	Adding more coils around the core makes a stronger magnet.
	Decreasing the number of coils around the core makes a strong magnet.

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