Synchronous Motors A synchronous machine with low value of short-circuit ratio has lower stability limit good speed regulation high stability limit good voltage regulation lower stability limit good speed regulation high stability limit good voltage regulation ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The back e.m.f. of a synchronous motor depends on load load angle All of these speed load load angle All of these speed ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A 50 Hz synchronous motor runs at 200 rpm. The number of salient poles on the rotor are______ None of the listed here 16 36 30 None of the listed here 16 36 30 ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The armature current of a synchronous motor will be minimum for ______ power factor. 0.8 leading 0.8 lagging Unity None of the listed here 0.8 leading 0.8 lagging Unity None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Mostly, synchronous motors are of Smooth cylindrical type machines Salient pole type machines Induction type machines Alternator type machines Smooth cylindrical type machines Salient pole type machines Induction type machines Alternator type machines ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The power factor correction capability of a loaded synchronous motor _____ with the increases in mechanical load. Remains unchanged None of the listed here Decreases Increases Remains unchanged None of the listed here Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
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