Rectifiers and Converters The efficiency of the copper oxide rectifier seldom exceeds 65 to 75% 80 to 85% 85 to 90% 90 to 95% 65 to 75% 80 to 85% 85 to 90% 90 to 95% ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The ignited or auxiliary anode in mercury arc rectifier is made of Boron carbide Graphite Aluminium Copper Boron carbide Graphite Aluminium Copper ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a single phase rotary converter the number of slip rings will be Four Three Two Six Four Three Two Six ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A rotary converter is a single machine with 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 one armature and one field ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The cathdde voltage drop, in a mercury arc rectifier, is due to surface resistance expenditure of energy in ionization expenditure of energy in liberating electrons from the mercury expenditure of energy in overcoming the electrostatic field surface resistance expenditure of energy in ionization expenditure of energy in liberating electrons from the mercury expenditure of energy in overcoming the electrostatic field ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a mercury arc rectifier______ flow from anode to cathode All of the listed here ions ions and electrons electrons All of the listed here ions ions and electrons electrons ANSWER DOWNLOAD EXAMIANS APP
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