Synchronous Motors Synchronous motor always run at Less than synchronous speed None of the listed here More than synchronous speed The synchronous speed Less than synchronous speed None of the listed here More than synchronous speed The synchronous speed ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors An important advantage of a synchronous motor over wound round induction motor is that None of these its power factor may be varied at will its speed is independent of supply frequency its speed may be controlled more easily None of these its power factor may be varied at will its speed is independent of supply frequency its speed may be controlled more easily ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The standard full-load power factor ratings for synchronous motors are unity or 0.8 lagging unity or zero unity or 0.8 leading zero or 0.8 leading unity or 0.8 lagging unity or zero unity or 0.8 leading zero or 0.8 leading ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Hunting in a synchronous motor can not be due to Windage friction Variable load Variable supply frequency Variable frequency Windage friction Variable load Variable supply frequency Variable frequency ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When a synchronous motor is pulled out of synchronism, the stator current ________ Remains unchanged Is increased too much Become zero Is decreased too much Remains unchanged Is increased too much Become zero Is decreased too much ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors An under excited synchronous motor behaves as_______ A resistor A capacitor None of the listed here An inductor A resistor A capacitor None of the listed here An inductor ANSWER DOWNLOAD EXAMIANS APP
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