Synchronous Motors Slip rings in a synchronous motor carry Alternating current All of the listed here No current Direct current Alternating current All of the listed here No current Direct current ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The duration of sudden short circuit test on synchronous motor is usually about One minute One second None of the listed here One hour One minute One second None of the listed here One hour ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous machine with large air gap has all of the listed here a higher synchronizing power which makes the machine less sensitive to load variations a small value of inherent regulation a higher value of stability limit all of the listed here a higher synchronizing power which makes the machine less sensitive to load variations a small value of inherent regulation a higher value of stability limit ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor will always stop when Supply voltage frequency changes Supply voltage fluctuates Excitation winding gets disconnected Load in motor varies Supply voltage frequency changes Supply voltage fluctuates Excitation winding gets disconnected Load in motor varies ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The back e.m.f. of a synchronous motor depends on load speed All of these load angle load speed All of these load angle ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors In a synchronous motor it the back e.m.f. generated in the armature at noload is approximately equal to the applied voltage, then the excitation is said to be hundred per cent the excitation is said to be zero per cent the torque generated is maximum the motor is said to be fully loaded the excitation is said to be hundred per cent the excitation is said to be zero per cent the torque generated is maximum the motor is said to be fully loaded ANSWER DOWNLOAD EXAMIANS APP
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