Electrical Machines Eb/V ratio of a DC motor is an indication of Starting torque. Effiency. Speed regulation. Running Torque. Starting torque. Effiency. Speed regulation. Running Torque. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which type motors are preferred for lathes? Synchronous motor. Either A or B. Squirrel Cage induction motor. DC shunt motors. Synchronous motor. Either A or B. Squirrel Cage induction motor. DC shunt motors. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The damper windings also called the squirrel cage windings or damper grids are provided in a synchronous motor to make it self starting. consists of short-circuited copper bars embedded in the field pole faces. both (A) and (B). are provided on the stator for improving power factor. are provided in a synchronous motor to make it self starting. consists of short-circuited copper bars embedded in the field pole faces. both (A) and (B). are provided on the stator for improving power factor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In single phase rotary converter the number of slip rings will be two. four. three. six. two. four. three. six. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A voltmeter gives 120 oscillations per minute when connected to the rotor of an induction motor. The frequency is 50Hz. The slip of the motor is 5% 2% 4% 25% 5% 2% 4% 25% ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Hopkinss test in DC motor is conducted at ? No load. Low load. None of these. Full load. No load. Low load. None of these. Full load. ANSWER DOWNLOAD EXAMIANS APP
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