Electrical Machines When maximum flux density is constant, the eddy current losses are proportional to V f2 V2 f V f2 V2 f ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC generator can be considered as prime mover. power pump. rotating amplifier. rectifier. prime mover. power pump. rotating amplifier. rectifier. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following voltage regulation method is accurate ? ZPF method MMf method Synchronous impedance method American standard association method ZPF method MMf method Synchronous impedance method American standard association method ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For standing a DC motor a starter is required because it limits the starting current to a safe value. It starts the motor. it limits the speed of the motor. None of these it limits the starting current to a safe value. It starts the motor. it limits the speed of the motor. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motor is more expensive for same KW output rating ? DC Shunt Motor Induction motor. AC single phase motor. Synchronous motor. DC Shunt Motor Induction motor. AC single phase motor. Synchronous motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In case of DC Shunt Motor electromagnetic torque developed is Inversely proportional to the armature current. None of above. Proportional to the square of armature current. Proportional to the armature current. Inversely proportional to the armature current. None of above. Proportional to the square of armature current. Proportional to the armature current. ANSWER DOWNLOAD EXAMIANS APP
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