Physics · Electrical Machinery
Which of the following statements is correct regarding single-phase and three-phase induction motors?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The power factor of a 1-phase induction motor is high, while the power factor of a 3-phase induction motor is low
- 21-phase induction motors produce low/zero inherent starting torque, whereas 3-phase induction motors produce high self-starting torque✓
- 3The efficiency of a 1-phase induction motor is higher compared to a 3-phase induction motor
- 4All of the above statements are correct
Correct answer
1-phase induction motors produce low/zero inherent starting torque, whereas 3-phase induction motors produce high self-starting torque
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