Three Phase Induction Motors An induction motor with 1000 r.p.m. speed will have 2 poles 6 poles 4 poles 8 poles 2 poles 6 poles 4 poles 8 poles ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors An induction motor is Non self starting Self starting with zero torque Self starting with low torque Self starting with high torque Non self starting Self starting with zero torque Self starting with low torque Self starting with high torque ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors When a 3-phase induction motor is at no load, the slip is ______ 0.5 1 0.2 Practically zero 0.5 1 0.2 Practically zero ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If the frequency of 3-phase supply to the stator of a 3-phase induction motor is increased, then synchronous speed ______ None of the listed here Is decreased Is increased Remains unchanged None of the listed here Is decreased Is increased Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The condition of induction motor at no load resemble those of a transformer whose secondady is _______ Open circuited Supplying a variable resistive load Short-circuited None of the listed here Open circuited Supplying a variable resistive load Short-circuited None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors 5 H.P., 50Hz, 3-phase, 440 V, induction motors are available for the following r.p.m. Which motor will be the costliest? 1440 rpm 1000 rpm 2880 rpm 730 rpm 1440 rpm 1000 rpm 2880 rpm 730 rpm ANSWER DOWNLOAD EXAMIANS APP