Alternators An alternator coupled to which primemover will usually have the highest rotating speed? Steam turbine Reciprocating diesel engine Francis turbine Steam engine Steam turbine Reciprocating diesel engine Francis turbine Steam engine ANSWER DOWNLOAD EXAMIANS APP
Alternators The synchronous reactance of an alternator is due to ______ Dc field excitation None of the listed here Leakage flux Armature reaction Dc field excitation None of the listed here Leakage flux Armature reaction ANSWER DOWNLOAD EXAMIANS APP
Alternators Zero power factor method for alternator is generally used to determine Synchronous impedance of alternator None of the listed here Voltage regulation of the alternator Efficiency of alternator Synchronous impedance of alternator None of the listed here Voltage regulation of the alternator Efficiency of alternator ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the effect of armature reaction is minimum at power factor of ______ 0.866 lagging 0.866 leading Unity 0.5 lagging 0.866 lagging 0.866 leading Unity 0.5 lagging ANSWER DOWNLOAD EXAMIANS APP
Alternators The rotor of a turbo alternator is made cylindrical in order to reduce_______ Hysteresis loss None of the listed here Windage loss Eddy current loss Hysteresis loss None of the listed here Windage loss Eddy current loss ANSWER DOWNLOAD EXAMIANS APP
Alternators An alternator supplying power to a load with a leading power factor always has ______ voltage regulation. Zero Negative Positive Unity Zero Negative Positive Unity ANSWER DOWNLOAD EXAMIANS APP