Three Phase Induction Motors One of the speeds of a 2 speed squirrel cage induction motor is 800 rpm. The other speed will be _____ 400 rpm 1600 rpm 2400 rpm 1200 rpm 400 rpm 1600 rpm 2400 rpm 1200 rpm ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The good power factor of an induction motor can be achieved if the average flux density in the air gap is Infinity Absent Small Large Infinity Absent Small Large ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The condition of induction motor on load resemble those of a transformer whose secondady is _______ Open circuited Short circuited None of the listed here Supplying a variable resistive load Open circuited Short circuited None of the listed here Supplying a variable resistive load ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors 3-phase wound rotor morors are also called _____ motors. Series Commutator Synchronous Slip ring Series Commutator Synchronous Slip ring ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors At no load the rotor core loss of a 3 phase induction motor is Small Practically zero Large None of the listed here Small Practically zero Large None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The advantage of wound rotor motor is that _______ It requires less maintenance It is inexpensive None of the listed here External resistance can be inserted in the rotor circuit It requires less maintenance It is inexpensive None of the listed here External resistance can be inserted in the rotor circuit ANSWER DOWNLOAD EXAMIANS APP
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