Physics · Induction Motors
Which of the following is true for a single-phase induction motor when compared directly to a three-phase induction motor of equivalent rating?
- 1It possesses higher efficiency overall
- 2It inherently has a higher starting torque
- 3It provides more power output for the same frame size
- 4It has a lower power factor and lower efficiency✓
Correct answer
It has a lower power factor and lower efficiency
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