Three Phase Induction Motors An induction motor is so called because its operation depends on Self induction Eddy currents Mutual induction Hysteresis Self induction Eddy currents Mutual induction Hysteresis ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The term cogging is associated with Compound generators Induction motors Three phase transformer Dc series motors Compound generators Induction motors Three phase transformer Dc series motors 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 Absent Infinity Large Small Absent Infinity Large Small ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors A 3 phase induction motor is ________ Essentially a constant speed motor Not easily maintainable Very costly A variable speed motor Essentially a constant speed motor Not easily maintainable Very costly A variable speed motor ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If a 3 phase induction motor is running at a slip S, then approximate efficiency of the motor is ______ 1-S S-1 None of the listed here 1+S 1-S S-1 None of the listed here 1+S ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The condition of induction motor on load resemble those of a transformer whose secondady is _______ None of the listed here Short circuited Supplying a variable resistive load Open circuited None of the listed here Short circuited Supplying a variable resistive load Open circuited ANSWER DOWNLOAD EXAMIANS APP