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Q#1 Induction Machines GATE EE 2004 MCQ +2 marks -0.66 marks

A single-phase, 230 V, 50 Hz, 4 pole, capacitor-start induction motor has the following stand still impedances

Main winding =6.0 + j4.0Ω

Auxiliary winding = 8.0 + j6.0Ω

The value of the starting capacitor required to produce 90° phase difference between the currents in the main and auxiliary windings will be

176.84 µF

187.24µF

256.26µF

280.86µF

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Electrical Machines 390 0 0
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EMFT EE 9 0 0
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