Alternators For the same rating, the size of low speed alternator is ______that of high speed alternator. None of the listed here More than About the same as Less than None of the listed here More than About the same as Less than ANSWER DOWNLOAD EXAMIANS APP
Alternators The frequency of emf generated in an 8-pole alternator running at 900 rpm is ______ None of the listed here 120 Hz 50 Hz 60 Hz None of the listed here 120 Hz 50 Hz 60 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternators If the excitation of an alternator operating in parallel with other alternators is decreased, its ______ None of the listed here Pf becomes more leading Pf becomes more lagging Output kW will change None of the listed here Pf becomes more leading Pf becomes more lagging Output kW will change ANSWER DOWNLOAD EXAMIANS APP
Alternators Turbo alternators have rotors of _______ Same diameter and axial length Large diameter and small axial length Large diameter and long axial length Small diameter and long axial length Same diameter and axial length Large diameter and small axial length Large diameter and long axial length Small diameter and long axial length ANSWER DOWNLOAD EXAMIANS APP
Alternators An alternator coupled to which primemover will usually have the highest rotating speed? Francis turbine Steam turbine Steam engine Reciprocating diesel engine Francis turbine Steam turbine Steam engine Reciprocating diesel engine ANSWER DOWNLOAD EXAMIANS APP
Alternators The rotor of a turbo alternator is made cylindrical in order to reduce_______ Windage loss Hysteresis loss Eddy current loss None of the listed here Windage loss Hysteresis loss Eddy current loss None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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