Alternators The rating of an alternator is expressed in______ kW kVAR HP kVA kW kVAR HP kVA ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the armature reaction will be completely magnetizing in case the load power factor is Unity Zero leading 0.866 Zero lagging Unity Zero leading 0.866 Zero lagging ANSWER DOWNLOAD EXAMIANS APP
Alternators An alternator coupled to which primemover will usually have the highest rotating speed? Steam turbine Steam engine Francis turbine Reciprocating diesel engine Steam turbine Steam engine Francis turbine Reciprocating diesel engine ANSWER DOWNLOAD EXAMIANS APP
Alternators The synchronous reactance of an alternator is generally _______ armature resistance. 10 times smaller than 5 times smaller than 10 to 100 times greater than 5 times greater than 10 times smaller than 5 times smaller than 10 to 100 times greater than 5 times greater than ANSWER DOWNLOAD EXAMIANS APP
Alternators If the lagging load pf of an alternator is decreased, the demagnetising effect of armature reaction _______ None of the listed here Remains the same Is increased Is decreased None of the listed here Remains the same Is increased Is decreased ANSWER DOWNLOAD EXAMIANS APP
Alternators If the excitation of an alternator operating in parallel with other alternators is decreased, its ______ 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 None of the listed here Pf becomes more leading ANSWER DOWNLOAD EXAMIANS APP
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