Electrical Machines The heat generated in the transformer is dissipated mainly by All of these convection. conduction. radiation. All of these convection. conduction. radiation. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Field weakening control method is used for the _________ ? both A and B None of these below rated speed above rated speed both A and B None of these below rated speed above rated speed ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Generator works on the principle of production static induced emf. dynamically induced emf. None of these both A and B. static induced emf. dynamically induced emf. None of these both A and B. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The speed of a 50 Hz three phase induction motor under full load condition is 725 rpm the number of poles of the motor are ______________. 8. 6. 2. 4. 8. 6. 2. 4. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines At the instant of starting, the per unit slip of 3 - Φ induction motor is 0.5. 0.1. 1.0. 0.05. 0.5. 0.1. 1.0. 0.05. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a synchronous motor hunting can be reduced to minimum possible by designing the motor for adequate synchronizing power. providing damper winding in the rotor pole faces. any of above methods. using a flywheel. designing the motor for adequate synchronizing power. providing damper winding in the rotor pole faces. any of above methods. using a flywheel. ANSWER DOWNLOAD EXAMIANS APP
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