Physics · Magnetism
Consider the following statements about a commercial electric motor: (a) It uses an electromagnet in place of a permanent magnet. (b) It uses a soft-iron core on which the coil is wound. Which of the statements given above is/are correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Neither (a) nor (b)
- 2Only (a)
- 3Only (b)
- 4Both (a) and (b)✓
Correct answer
Both (a) and (b)
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