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The stator of a 3 phase, 10 pole induction motor possesses 120 slots. If a lap winding is used, calculate the coil pitch, if the coil width extends from slot 1 to slot 11. 

(A) 72.12% (B) 83.30% (C) 12% (D) 42% 

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in a three-phase induction motor, the rotor field runs at the following speed with respect to the stator structure: 

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The rotor power output of a 3 -phase induction motor is 15 kW and the corresponding slip is 4%. The rotor copper losses will be: (A) 600 W (B) 625 W (C) 650 W (D) 700 W

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An 8-pole, 50Hz, three-phase induction motor is running at 705rpm and has a rotor copper loss of 5kW. Its rotor input is (A) 5.06 kW (B) 0.3 kW (C) 100 kW (D) 83.33 kW

asked Apr 28, 2018 in Electrical Machine by Shimroz123

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