Alternators The synchronous reactance of an alternator is due to ______ Dc field excitation None of the listed here Armature reaction Leakage flux Dc field excitation None of the listed here Armature reaction Leakage flux ANSWER DOWNLOAD EXAMIANS APP
Alternators An alternator supplying power to a load with a leading power factor always has ______ voltage regulation. Negative Zero Unity Positive Negative Zero Unity Positive ANSWER DOWNLOAD EXAMIANS APP
Alternators The voltage regulation of an alternator for a pf of 0.8 lagging is _______at unity pf. Smaller than Greater than None of the listed here The same as Smaller than Greater than None of the listed here The same as ANSWER DOWNLOAD EXAMIANS APP
Alternators The speed of an alternator is changed from 3000 rpm to 1500 rpm. The generated emf/phase will become Unchanged Half One fourth Double Unchanged Half One fourth Double ANSWER DOWNLOAD EXAMIANS APP
Alternators The stator of an alternator is identical to that of a ______ Roserberg generator 3-phase induction motor Dc generator 1-phase induction motor Roserberg generator 3-phase induction motor Dc generator 1-phase induction motor ANSWER DOWNLOAD EXAMIANS APP
Alternators Zero power factor method for alternator is generally used to determine None of the listed here Synchronous impedance of alternator Efficiency of alternator Voltage regulation of the alternator None of the listed here Synchronous impedance of alternator Efficiency of alternator Voltage regulation of the alternator ANSWER DOWNLOAD EXAMIANS APP
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