Synchronous Motors Slip rings in a synchronous motor carry All of the listed here Alternating current Direct current No current All of the listed here Alternating current Direct current No current ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors An over excited synchronous motor behaves as _____ A capacitor A resistor None of the listed here An inductor A capacitor A resistor None of the listed here An inductor ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When a unity pf synchronous motor is operated at a leading pf, it results in _______ More than rated rotor current None of the listed here Less than rated horsepower output More than rated horseppwer output More than rated rotor current None of the listed here Less than rated horsepower output More than rated horseppwer output ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When a synchronous motor is pulled out of synchronism, the stator current ________ Is decreased too much Remains unchanged Become zero Is increased too much Is decreased too much Remains unchanged Become zero Is increased too much ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The operating speed of a synchronous motor can be changed to new fixed value by using brakes changing the load changing frequency changing the supply voltage using brakes changing the load changing frequency changing the supply voltage ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Hunting in a synchronous motor can not be due to Variable supply frequency Variable load Windage friction Variable frequency Variable supply frequency Variable load Windage friction Variable frequency ANSWER DOWNLOAD EXAMIANS APP
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