Alternators High speed alternators are driven by _____. Diesel engines None of the listed here Hydraulic turbines Steam turbines Diesel engines None of the listed here Hydraulic turbines Steam turbines ANSWER DOWNLOAD EXAMIANS APP
Alternators The disadvantaged of a short pitched coil is that _______ Voltage round the coil is reduced Harmonics are introduced None of the listed here Waveform becomes non-sinusoidal Voltage round the coil is reduced Harmonics are introduced None of the listed here Waveform becomes non-sinusoidal ANSWER DOWNLOAD EXAMIANS APP
Alternators The slip rings emplyod in a 3-phase alternator in hydro station are insulated for Very low voltage Full armature voltage Extra high tension voltage Low voltage Very low voltage Full armature voltage Extra high tension voltage Low voltage ANSWER DOWNLOAD EXAMIANS APP
Alternators When load on an alternator is increased, the terminal voltage increases if the load pf is ______ Unity Leading Lagging Zero Unity Leading Lagging Zero ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the stator frame serves To hold the armature stampings To verticate the armature To protect the whole machine As a return path for the flux To hold the armature stampings To verticate the armature To protect the whole machine As a return path for the flux ANSWER DOWNLOAD EXAMIANS APP
Alternators Voltage regulation of an alternator is usually Much lower than that of power transformer Much higher than that of a power transformer None of the listed here Equal to that of power transformer Much lower than that of power transformer Much higher than that of a power transformer None of the listed here Equal to that of power transformer ANSWER DOWNLOAD EXAMIANS APP
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