Alternators The synchronous reactance of an alternator is generally _______ armature resistance. 10 to 100 times greater than 5 times smaller than 10 times smaller than 5 times greater than 10 to 100 times greater than 5 times smaller than 10 times smaller than 5 times greater than ANSWER DOWNLOAD EXAMIANS APP
Alternators Three phase alternators are invariably star commected because Small conductors can be used Magnetic losses are the minimum Higher terminal voltage is obtained Less turns of wire are required Small conductors can be used Magnetic losses are the minimum Higher terminal voltage is obtained Less turns of wire are required ANSWER DOWNLOAD EXAMIANS APP
Alternators High speed alternators are driven by _____. Steam turbines Diesel engines None of the listed here Hydraulic turbines Steam turbines Diesel engines None of the listed here Hydraulic turbines ANSWER DOWNLOAD EXAMIANS APP
Alternators Zero power factor method for alternator is generally used to determine None of the listed here Efficiency of alternator Voltage regulation of the alternator Synchronous impedance of alternator None of the listed here Efficiency of alternator Voltage regulation of the alternator Synchronous impedance of alternator ANSWER DOWNLOAD EXAMIANS APP
Alternators The rating of an alternator is expressed in______ kVA kW HP kVAR kVA kW HP kVAR 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
EXAMIANS