Electrical Machines In a synchronous motor, damper windings are provided on rotor shaft. None of these stator frame. pole faces. rotor shaft. None of these stator frame. pole faces. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Hunting in a synchronous cannot be due to windage friction. variable frequency. variable load. variable supply voltage. windage friction. variable frequency. variable load. variable supply voltage. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The torque angle, in a synchronous motor, is the angle between the rotating stator flux and rotor flux. magnetizing electric current and back emf. the supply voltage and the back emf. None of these the rotating stator flux and rotor flux. magnetizing electric current and back emf. the supply voltage and the back emf. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A synchronous motor will deliver maximum power when load angle is equal to internal angle θ. load angle is 0°. input power factor is unity. load angle is 45°. load angle is equal to internal angle θ. load angle is 0°. input power factor is unity. load angle is 45°. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a synchronous motor hunting can be reduced to minimum possible by 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. designing the motor for adequate synchronizing power. providing damper winding in the rotor pole faces. ANSWER DOWNLOAD EXAMIANS APP