Alternators The synchronous reactance of an alternator is due to ______ Armature reaction Dc field excitation None of the listed here Leakage flux Armature reaction Dc field excitation None of the listed here Leakage flux ANSWER DOWNLOAD EXAMIANS APP
Alternators In case of turbo-alternators the rotor is usually made of Cast iron Manganese steel Laminated stainless steel Forged steel Cast iron Manganese steel Laminated stainless steel Forged steel ANSWER DOWNLOAD EXAMIANS APP
Alternators The losses in an alternator are the same as in A transformer A dc machine A rectifier None of the listed here A transformer A dc machine A rectifier None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The ac armature winding of an alternator is _______ Generally delta connected None of the listed here Always star connected Star-delta connected Generally delta connected None of the listed here Always star connected Star-delta connected ANSWER DOWNLOAD EXAMIANS APP
Alternators The non salient field construction is used for _______ alternator. High speed None of the listed here Medium speed Low speed High speed None of the listed here Medium speed Low speed ANSWER DOWNLOAD EXAMIANS APP
Alternators The frequency of the system with which several alternators are paralleled can be increased of by simultaneously _______ of all generators. Decreasing the speed of prime movers Increasing the speed of prime movers Decreasing the field excitation Increasing the field excitation Decreasing the speed of prime movers Increasing the speed of prime movers Decreasing the field excitation Increasing the field excitation ANSWER DOWNLOAD EXAMIANS APP