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A particular load is to be driven at about 700 r.p.m. What should be the number ofpoles for a three phase induction motor when1. f= 60 Hz2. f = 50 Hz Calculate the actual speed in each case ifthe rated slip is 4% ? |
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Answer» 0.16 to 0.18 An 8-pole, 3-phase, 50 Hz INDUCTION motor is operating at a speed of 700 rpm. The FREQUENCY of the rotor CURRENT of the motor in Hz is ____________. |
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