A 4-pole induction motor delivers 40 hp at the shaft at the, Ask an Expert

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A 4-pole induction motor delivers 40 h.p. at the shaft at the speed of 1430 r.p.m. on 500-V, 50 Hz. supply . The mechanical losses total 3 h.p.and the power factor is 0.9 .Calculate for this load (a) the slip (b) The stator copper loss (c) The total power input if the stator losses are 2000 W, (d) The efficiency (e) The line current (f) The number of complete cycles per minute of the rotor e.m.f.

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Electrical & Electronics, Engineering

Category:- Electrical & Electronics
Reference No.:- M9872395

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