Synchronous Motors The efficiency of a properly designed synchronous motor will usually fall in range 60 to 70% 75 to 80% 85 to 95% 99 to 99.5% 60 to 70% 75 to 80% 85 to 95% 99 to 99.5% ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Dust and dirt accumulation on motor winding will result in Eddy current flow Increased core losses Rise in winding temperature Shorting of coils Eddy current flow Increased core losses Rise in winding temperature Shorting of coils ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor working at leading power factor can be used as Noise generator Mechanical synchronizer Voltage booster Phase advancer Noise generator Mechanical synchronizer Voltage booster Phase advancer ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The shaft of synchronous motor is made of Chrome steel Alcino Stainless steel Mild steel Chrome steel Alcino Stainless steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The speed regulation of a synchronous motor is always 0.5% Zero 1% Positive 0.5% Zero 1% Positive ANSWER DOWNLOAD EXAMIANS APP