Electrical Engineering · Induction Motors
What is the effect of adding external resistance to the rotor circuit on the starting current and starting torque of a three-phase slip ring induction motor?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Starting torque decreases and starting current increases
- 2Starting current decreases and starting torque increases✓
- 3Both starting current and starting torque increase
- 4Both starting current and starting torque decrease
Correct answer
Starting current decreases and starting torque increases
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