Hamad Polyphase Induction Motors 22/12/2020 A. Ns B. s.N, C. (l-s)Ns D. (Ns-l)s Related Mcqs: In medium sized induction motors, the slip is generally around___________?A. 0.04% B. 0.4% C. 4% D. 14%... Rotor rheostat control method of speed control is used for____________?A. squirrel-cage induction motors only B. slip ring induction motors only C. both A. and (b) D. none of the above... Size of a high speed motor as compared to low speed motor for the same H.P. will be__________?A. bigger B. smaller C. same D. any of the above... A 500 kW, 3-phase, 440 volts, 50 Hz, A.C. induction motor has a speed of 960 r.p.m. on full load. The machine has 6 poles. The slip of the machine will be__________?A. 0.01 B. 0.02 C. 0.03 D. 0.04... In case of a double cage induction motor, the inner cage has__________?A. high inductance arid low resistance B. low inductance and high resistance C. low inductance and low resistance D. high inductance and high resistance...
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