Mathematics · Electrical Machines Aptitude
The rotor resistance and standstill reactance of a 4-pole, 50 Hz, 3-phase slip ring induction motor are 0.4 Ω and 4 Ω per phase, respectively. Calculate the speed of the motor at which maximum torque occurs.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11350 RPM✓
- 21250 RPM
- 31150 RPM
- 4950 RPM
Correct answer
1350 RPM
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