Alternators Voltage regulation of an alternator is larger than that of a dc generator because of _______ Complex effects of armature reaction None of the listed here Large leakage reactance Large armature resistance Complex effects of armature reaction None of the listed here Large leakage reactance Large armature resistance ANSWER DOWNLOAD EXAMIANS APP
Alternators Which harmonic will be totally eliminate in an alternator by using a fractional pitch of 4/5 ? Third Fifth Seventh Ninth Third Fifth Seventh Ninth ANSWER DOWNLOAD EXAMIANS APP
Alternators Alternators, now a days, are designed to have poor regulation because We employ automatic voltage regulators It reduces the construction cost It limits the value of short circuit current None of the listed here We employ automatic voltage regulators It reduces the construction cost It limits the value of short circuit current None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators If the excitation of an alternator operating in parallel with other alternators is decreased, its ______ Pf becomes more leading None of the listed here Pf becomes more lagging Output kW will change Pf becomes more leading None of the listed here Pf becomes more lagging Output kW will change ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, for a coil having a span of 2/3 of pole pitch, the coil span factor will be 0.6 0.707 0.2 0.866 0.6 0.707 0.2 0.866 ANSWER DOWNLOAD EXAMIANS APP
Alternators An under excited alternator supplies _______ None of the listed here No reactive power Leading VAR Lagging VAR None of the listed here No reactive power Leading VAR Lagging VAR ANSWER DOWNLOAD EXAMIANS APP
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