Synchronous Motors For reciprocating compressor, the synchronous motor is designed to have pull in torque of about ______ times the full load torque. 6 0.5 2 5 6 0.5 2 5 ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The angle between the rotor poles and stator poles, in a synchronous motor, is known as Angle of retardation Torque angle Power factor angle Synchronising angle Angle of retardation Torque angle Power factor angle Synchronising angle ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When a synchronous motor is pulled out of synchronism, the stator current ________ Remains unchanged Is increased too much Is decreased too much Become zero Remains unchanged Is increased too much Is decreased too much Become zero ANSWER DOWNLOAD EXAMIANS APP
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 Synchronous motors are generally used in application requiring _______ Frequent stopping Variable speed Sudden application of heavy loads Infrequent starting Frequent stopping Variable speed Sudden application of heavy loads Infrequent starting ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Synchronous capacitor is An over excited synchronous motor running without mechanical load None of the listed here An over excited synchronous motor driving mechanical load An ordinary static capacitor bank An over excited synchronous motor running without mechanical load None of the listed here An over excited synchronous motor driving mechanical load An ordinary static capacitor bank ANSWER DOWNLOAD EXAMIANS APP
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