Electrical Machines Induction motors provided with open slots have higher efficiency. more breakdown torque. leading power factor. less breakdown torque. higher efficiency. more breakdown torque. leading power factor. less breakdown torque. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The stator core of a 3 - Φ induction motor is laminated in order to reduce the hysteresis loss. both of the above. weight of the stator. eddy current loss. hysteresis loss. both of the above. weight of the stator. eddy current loss. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The self induced emf in the coil undergoing commutation is called the dynamically induced voltage. None of these statically induced voltage. reactance voltage. dynamically induced voltage. None of these statically induced voltage. reactance voltage. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Armature resistance control method is also called as-----------? constant current control constant torque control constant power control constant voltage control constant current control constant torque control constant power control constant voltage control ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For the speed control of polyphase squirrel cage induction motor, if frequency of operation is decreased with either of these constant V, Tst increases None of these constant supply voltage V, starting torque Tst decreases either of these constant V, Tst increases None of these constant supply voltage V, starting torque Tst decreases ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which type of motors are used for lathes? Cage induction motor. Synchronous motor. DC shunt motors. Either A or B. Cage induction motor. Synchronous motor. DC shunt motors. Either A or B. ANSWER DOWNLOAD EXAMIANS APP
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