Electrical Machines The no load current in a transformer lags the applied voltage by about 115°. 90°. about 75°. 0°. about 115°. 90°. about 75°. 0°. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The inertia constant H of a synchronous condenser is greater than that of hydro generator. greater than that of turbo alternator. equal to that of the effective length of the line. none of these. greater than that of hydro generator. greater than that of turbo alternator. equal to that of the effective length of the line. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Total core loss is also called as -------------? Copper loss Hysteresis loss Magnetic loss Eddy current loss Copper loss Hysteresis loss Magnetic loss Eddy current loss ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Methods of synchronizing of alternator may be done by all bright lamp method. one dark two bright. all dark lamp method. all of these. all bright lamp method. one dark two bright. all dark lamp method. all of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motor has negative speed regulation? Shunt motor Series motor Differential compound motor Cumulative compound motors Shunt motor Series motor Differential compound motor Cumulative compound motors ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which method is less recommendable for induction motor starting in the industries? Stator resistance starting. Rotor resistance starting. Auto transformer starting. Direct online starting. Stator resistance starting. Rotor resistance starting. Auto transformer starting. Direct online starting. ANSWER DOWNLOAD EXAMIANS APP
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