Rectifiers and Converters In a mercury arc rectifier characteristic blue luminosity is due to colour of mercury electron streams ionization high temperature colour of mercury electron streams ionization high temperature ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a glass bulb mercury arc rectifier the maximum current rating is restricted to 500 A 200 A 2000 A 1500 A 500 A 200 A 2000 A 1500 A ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Glass rectifiers are usually made into units capable of D.C. output (maximum continuous rating) of 100 A at 100 V 400 A at 400 V 300 A at 300 V 500 A at 500 V 100 A at 100 V 400 A at 400 V 300 A at 300 V 500 A at 500 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A rotary converter is a single machine with one armature and one field one armature and two fields none of the listed here two armatures and one field one armature and one field one armature and two fields none of the listed here two armatures and one field ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In selenium rectifiers efficiencies ranging from ______ to ______ percent are attainable 20, 30 40, 50 75, 85 30, 60 20, 30 40, 50 75, 85 30, 60 ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A rotary converter operates at a zero power factor high power factor None of the listed here low power factor zero power factor high power factor None of the listed here low power factor ANSWER DOWNLOAD EXAMIANS APP
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