Rectifiers and Converters In a mercury arc rectifier characteristic blue luminosity is due to high temperature ionization colour of mercury electron streams high temperature ionization colour of mercury electron streams ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters With a motor converter it is possible to obtain D.C. voltage only upto 600-800 V 1000-1200 V 200-100 V 1700-2000 V 600-800 V 1000-1200 V 200-100 V 1700-2000 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following is the loss within the mercury arc rectifier chamber? Voltage drop at the cathode Voltage drop at the anode All of the listed here Voltage drop in arc Voltage drop at the cathode Voltage drop at the anode All of the listed here Voltage drop in arc ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The ignited or auxiliary anode in mercury arc rectifier is made of Boron carbide Copper Graphite Aluminium Boron carbide Copper Graphite Aluminium ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following mercury arc rectifier will deliver least undulating current? Six-phase Single-phase Three-phase Two-phase Six-phase Single-phase Three-phase Two-phase ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following rectifiers are primarily used for charging of low voltage batteries from AC. supply? Selenium rectifiers Electrolytic rectifiers Copper oxide rectifiers Mechanical rectifiers Selenium rectifiers Electrolytic rectifiers Copper oxide rectifiers Mechanical rectifiers ANSWER DOWNLOAD EXAMIANS APP
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