Three Phase Induction Motors If the supply voltage of a 3-phase induction motor is increased two times, then torque is _______ Decreased four times Increased four times Decreased two times Increased two times Decreased four times Increased four times Decreased two times Increased two times ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Friction and windage loss of a 3 phase induction motor are Minimum at no load Maximum at no load None of the listed here Remains the same at all loads Minimum at no load Maximum at no load None of the listed here Remains the same at all loads ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In a squirrel cage induction motor, the number of rotor bars is generally ________ Even number None of the listed here Prime number Equal to stator poles Even number None of the listed here Prime number Equal to stator poles ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In a 3 phase induction motor, the rotor speed is _____ the synchronous speed. Equal to None of the listed here Greater than Smaller than Equal to None of the listed here Greater than Smaller than ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors For higher efficiency of 3-phase induction motor, the slip should be 1 Very large As small as possible Large 1 Very large As small as possible Large ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The maximum torque in an induction motor depends on All of the listed here Square of supply voltage Rotor inductive reactance Frequency All of the listed here Square of supply voltage Rotor inductive reactance Frequency ANSWER DOWNLOAD EXAMIANS APP