Synchronous Motors A synchronous machine with large air gap has a higher synchronizing power which makes the machine less sensitive to load variations a small value of inherent regulation all of the listed here a higher value of stability limit a higher synchronizing power which makes the machine less sensitive to load variations a small value of inherent regulation all of the listed here a higher value of stability limit ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors An over excited synchronous motor behaves as _____ A resistor An inductor None of the listed here A capacitor A resistor An inductor None of the listed here A capacitor ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Which of the following motors is non self starting? Dc series motor Wound rotor induction motor Synchronous motor Squirrel cage induction motor Dc series motor Wound rotor induction motor Synchronous motor Squirrel cage induction motor ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The maximum constant load torque under which a synchronous motor will pull into synchronism at rated rotor supply voltage and frequency is known as pull-up torque pull-out torque pull-in torque None of these pull-up torque pull-out torque pull-in torque None of these ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The angle between the rotor poles and stator poles, in a synchronous motor, is known as Torque angle Angle of retardation Synchronising angle Power factor angle Torque angle Angle of retardation Synchronising angle Power factor angle ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors If the field circuit of an unloaded salientpole synchronous motor gets suddenly open-circuited, then it runs at a slower speed the motor stops it runs at a very high speed it continues to run at the same speed it runs at a slower speed the motor stops it runs at a very high speed it continues to run at the same speed ANSWER DOWNLOAD EXAMIANS APP