Physics · Induction Motors
If a 3-phase induction motor hums during starting up, the probable cause could be:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1any of the above✓
- 2inter-turn short circuit on rotor
- 3open-circuited rotor
- 4unequal stator phase resistance
Correct answer
any of the above
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