Electrical Machines Which of the following motor is used in grinders? Split phase IM. Synchronous motor. Capacitor start capacitor run IM. Capacitor start IM. Split phase IM. Synchronous motor. Capacitor start capacitor run IM. Capacitor start IM. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In alternator, the rotary part is magnetic field poles. none of these. core. armature. magnetic field poles. none of these. core. armature. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a synchronous motor when the rotor speed exceeds the synchronous speed during hunting the damper bars develop induction generator torque. negative sequence currents are generated. the damper bars develop synchronous motor torque. the damper bars develop induction motor torque. the damper bars develop induction generator torque. negative sequence currents are generated. the damper bars develop synchronous motor torque. the damper bars develop induction motor torque. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Consider a separately excited DC motor. If the field current is increased while the armature terminal voltage is held constant, then speed of the motor will Decrease.d increase. remains same. none of these. Decrease.d increase. remains same. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For the purpose of starting an induction motor, star/delta switch is an equivalent to auto transformer of ratio 33.3% 50% 57.7% 66.3% 33.3% 50% 57.7% 66.3% ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Open circuit in a transformer is prefered with rated transformer voltage high frequency supply direct current rated transformer current rated transformer voltage high frequency supply direct current rated transformer current ANSWER DOWNLOAD EXAMIANS APP
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