Three Phase Induction Motors In an induction motor, no load the slip is generally Less than 1% 2% 1.5 % 4% Less than 1% 2% 1.5 % 4% ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The condition of induction motor at stand still resemble those of a transformer whose secondady is _______ Supplying a variable resistive load None of the listed here Short circuited Open circuited Supplying a variable resistive load None of the listed here Short circuited Open circuited ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors A high starting torque can be obtained in a 3phase induction motor by _______ None of the listed here Increasing rotor resistance Increasing rotor reactance Decreasing rotor resistance None of the listed here Increasing rotor resistance Increasing rotor reactance Decreasing rotor resistance ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The rotor of an induction motor runs at Synchronous speed Below synchronous speed Above synchronous speed Any of the above Synchronous speed Below synchronous speed Above synchronous speed Any of the above ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Reduced voltage starter can be used with Slip ring motor only but not with squirrel cage induction motor Squirrel cage induction motor only but not with slip ring motor None of these Squirrel cage as well as slip ring induction motor Slip ring motor only but not with squirrel cage induction motor Squirrel cage induction motor only but not with slip ring motor None of these Squirrel cage as well as slip ring induction motor ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The direction of rotation of field in a 3 phase induction motor depends upon _____ Number of poles Magnitude of supply voltage Phase sequence of supply voltage Supply frequency Number of poles Magnitude of supply voltage Phase sequence of supply voltage Supply frequency ANSWER DOWNLOAD EXAMIANS APP