Synchronous Motors A synchronous motor working at leading power factor can be used as Voltage booster Mechanical synchronizer Phase advancer Noise generator Voltage booster Mechanical synchronizer Phase advancer Noise generator ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The armature current of a synchronous motor will be minimum for ______ power factor. 0.8 leading Unity 0.8 lagging None of the listed here 0.8 leading Unity 0.8 lagging None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Slip rings in a synchronous motor carry Direct current All of the listed here Alternating current No current Direct current All of the listed here Alternating current No current ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The size of a synchronous motor is determined by its _____ None of the listed here kVAR rating kVA rating kW rating None of the listed here kVAR rating kVA rating kW rating ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When a unity pf synchronous motor is operated at a leading pf, it results in _______ None of the listed here More than rated rotor current More than rated horseppwer output Less than rated horsepower output None of the listed here More than rated rotor current More than rated horseppwer output Less than rated horsepower output ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When pull-out torque occurs in a synchronous motor, the poles of the rotor are _______ None of the listed here 45° (electrical) behind stator poles Coincident with statorbpoles Mid way between N and S poles of stator None of the listed here 45° (electrical) behind stator poles Coincident with statorbpoles Mid way between N and S poles of stator ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS