Physics · Electrical Machines
In DC machines, interpoles are primarily provided for which of the following purposes?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Reducing sparking at the commutator during commutation✓
- 2Increasing the magnetic strength of the main field poles
- 3Increasing the induced counter e.m.f.
- 4Increasing the operational speed of the motor
Correct answer
Reducing sparking at the commutator during commutation
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