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2. Which statement is TRUE of an electromagnet?
A. An electromagnet is a permanent magnet.
B. An increase in the number of turns of wires or coils makes an electromagnet becomes
stronger
C. An iron core is not needed to make an electromagnet.
L. A small dry cell makes a strong electromagnet.
3. Which of the following is NOT a factor affecting the strength of an electromagnet?
Rcore materials​

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CATNEKOIN

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➤ 2.) Which statement is TRUE of an electromagnet?

  1. >> B. An increase in the number of turns of wires or coils makes an electromagnet becomes stronger.

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