Physics · Electromagnetism

Consider the following statements about an electric motor: (a) It uses a commutator that reverses the direction of the current in the coil after each half-rotation. (b) The direction of the force on an arm of the coil can be found using Fleming's left-hand rule. Which of the above statements is/are correct?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1Only (b)
2Both (a) and (b)✓
3Neither (a) nor (b)
4Only (a)

Correct answer

Both (a) and (b)

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