Alternators The field winding of an alternator is _____ excited. Both DC and AC DC AC None of the listed here Both DC and AC DC AC None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators Hydrogen is used in large alternators mainly to Cool the machine Reduce distortion of waveform Reduce eddy current losses Strengthen the magnetic field Cool the machine Reduce distortion of waveform Reduce eddy current losses Strengthen the magnetic field ANSWER DOWNLOAD EXAMIANS APP
Alternators Low speed alternators are driven by ______ Hydraulic turbines None of the listed here Steam turbines Steam engine Hydraulic turbines None of the listed here Steam turbines Steam engine ANSWER DOWNLOAD EXAMIANS APP
Alternators Iron and friction losses of an alternator can be measured by a Transformer None of the listed here Rectifier Dc motor Transformer None of the listed here Rectifier Dc motor ANSWER DOWNLOAD EXAMIANS APP
Alternators The full load efficiency of an alternator _______with increases in speed. Decreases None of the listed here Increases Remains unchanged Decreases None of the listed here Increases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Alternators The alternators driven by _______ do not have a tendency to hunt. None of the listed here Steam turbines Water turbines Diesel engines None of the listed here Steam turbines Water turbines Diesel engines ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS