2. Find the mechanical power output of the 185 w, 110 V, 60 Hz, single-phase induction motor whoseconstants referred to stator are :Stator resistance = 1-86 2; Stator reactance = 3-56 2Rotor resistance3-56 N; Standstill rotor reactance2:56 2Magnetising reactance of stator windingA 4-pole, single-phase, squirrel-cage induction motor operates from a 115 V, 50 Hz supply.The measured parameters are :53-5 2[202 WIStator impedanceRotor impedance(1-9 +j2-7) 2(4.4+j 2-6) 2 referred to stator%3D%3DMagnetising reactance =Find the approximate output power and its corresponding power factor when the motor speedis 1400 r.p.m. Assume that iron and friction losses equal to copper losses at this speed.

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2. Find the mechanical power output of the 185 W, 110 V, 60 Hz, single-phase induction motor whose constants referred to stator are : Stator resistance 1.86 2 ; Stator reactance = 3-56 2 Rotor resistance 3-56 N ; Standstill rotor reactance 2-56 2 Magnetising reactance of stator winding 53-5 2 |202 WJ

2. Find the mechanical power output of the 185 W, 110 V, 60 Hz, single-phase induction motor whose constants referred to stator are : Stator resistance 1.86 2 ; Stator reactance = 3-56 2 Rotor resistance 3-56 N ; Standstill rotor reactance 2-56 2 Magnetising reactance of stator winding 53-5 2 |202 WJ

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter35: Harmonics 916

Section: Chapter Questions

Problem 3RQ: Would a positive-rotating harmonic or a negative-rotating harmonic be more harmful to an induction...

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Would a positive-rotating harmonic or a negative-rotating harmonic be more harmful to an induction motor? Explain your answer.
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