Multiple choice

Which of the following statements is/are correct?

a. When electric current passes through a wire, it behaves like a magnet. b. Even when the electric current is switched off, the wire will not lose its magnetism. c. Electromagnets can be made very strong and can lift very heavy loads.

  1. only a and b

  2. only b and c

  3. only a and c

  4. a, b and c

  5. only b
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This is the correct answer as both statements are correct. When electric current passes through a wire, it behaves like a magnet. Electromagnets can be made very strong and can lift very heavy loads.

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