Alternators The rating of an alternator is expressed in______ kVAR kVA HP kW kVAR kVA HP kW ANSWER DOWNLOAD EXAMIANS APP
Alternators The losses in an alternator are the same as in A dc machine A transformer None of the listed here A rectifier A dc machine A transformer None of the listed here A rectifier ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the effect of armature reaction is minimum at power factor of ______ Unity 0.5 lagging 0.866 lagging 0.866 leading Unity 0.5 lagging 0.866 lagging 0.866 leading ANSWER DOWNLOAD EXAMIANS APP
Alternators The distribution of load between two alternators operating in parallel can be changed by changing ______ Field excitation of alternators None of the listed here Phase sequence Driving torques of prime movers Field excitation of alternators None of the listed here Phase sequence Driving torques of prime movers ANSWER DOWNLOAD EXAMIANS APP
Alternators Voltage regulation of an alternator is larger than that of a dc generator because of _______ Large armature resistance None of the listed here Complex effects of armature reaction Large leakage reactance Large armature resistance None of the listed here Complex effects of armature reaction Large leakage reactance ANSWER DOWNLOAD EXAMIANS APP
Alternators The voltage regulation of an alternator depends on Both load current and pf Power factor only Load current only None of the listed here Both load current and pf Power factor only Load current only None of the listed here ANSWER DOWNLOAD EXAMIANS APP