Synchronous Motors Synchronous motors are generally used in application requiring _______ Variable speed Infrequent starting Sudden application of heavy loads Frequent stopping Variable speed Infrequent starting Sudden application of heavy loads Frequent stopping ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors In a 3-phase synchronous motor, the negative phase sequence exists when the motor is supplied with unbalanced voltage under-loaded None of these over-loaded supplied with unbalanced voltage under-loaded None of these over-loaded ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors An over excited synchronous motor behaves as _____ A capacitor A resistor An inductor None of the listed here A capacitor A resistor An inductor None of the listed here 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-out torque None of these pull-in torque pull-up torque pull-out torque None of these pull-in torque pull-up torque ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Hunting in a synchronous motor can not be due to Variable load Windage friction Variable frequency Variable supply frequency Variable load Windage friction Variable frequency Variable supply frequency ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Leading power factor synchronous motors cost ______ the unity pf motors. About the same as Less than None of the listed here More than About the same as Less than None of the listed here More than ANSWER DOWNLOAD EXAMIANS APP
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