Alternators In air-crafts, alternators have operating frequency of 500 Hz 400 Hz 50 Hz 60 Hz 500 Hz 400 Hz 50 Hz 60 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternators The frequency of emf generated in an 8-pole alternator running at 900 rpm is ______ 60 Hz None of the listed here 120 Hz 50 Hz 60 Hz None of the listed here 120 Hz 50 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternators For producing an emf of given frequency, an alternator will run at greatest speed for _____ poles. 8 4 2 12 8 4 2 12 ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the stator frame serves To protect the whole machine To hold the armature stampings As a return path for the flux To verticate the armature To protect the whole machine To hold the armature stampings As a return path for the flux To verticate the armature ANSWER DOWNLOAD EXAMIANS APP
Alternators Alternators, now a days, are designed to have poor regulation because It reduces the construction cost We employ automatic voltage regulators It limits the value of short circuit current None of the listed here It reduces the construction cost We employ automatic voltage regulators It limits the value of short circuit current None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The power factor of an alternator is determined by its Load Excitation Primemover Speed Load Excitation Primemover Speed ANSWER DOWNLOAD EXAMIANS APP