Electrical Machines Eb/V ratio of a DC motor is an indication of Speed regulation. Starting torque. Effiency. Running Torque. Speed regulation. Starting torque. Effiency. Running Torque. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In 3 - Φ induction motor some times copper bars are placed deep in the rotor to improve efficiency. improve starting torque. improve power factor. reduce copper loss. improve efficiency. improve starting torque. improve power factor. reduce copper loss. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A differentially compound motor under high-over-load conditions will behave like a / an cummulative compound motor. series motor. AC synchronous motor. shunt motor. cummulative compound motor. series motor. AC synchronous motor. shunt motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a synchronous generator, if mechanical input is increased with constant excitation, the load angle will either increase or decrease increase decrease None of these either increase or decrease increase decrease None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Equalizer rings are used in which of the followings? lap winding None of these wave winding both 1 and 2 lap winding None of these wave winding both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The emf induced in a conductor rotating in a bipolar field is DC. None of these AC. both of above. DC. None of these AC. both of above. ANSWER DOWNLOAD EXAMIANS APP