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 In which of the following applications, direct current is absolutely essential ? Illumination Electrolysis Variable speed operation Traction Illumination Electrolysis Variable speed operation Traction ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters It is the_______of the transformer on which the magnitude of angle of overlap depends. leakage reactance capacitance resistance all of the listed here leakage reactance capacitance resistance all of the listed here ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a rotary converter I2R losses as compared to a D.C. generator of the same size will be Less None of the listed here Remain same More Less None of the listed here Remain same More ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following is the loss within the mercury arc rectifier chamber? Voltage drop in arc Voltage drop at the cathode All of the listed here Voltage drop at the anode Voltage drop in arc Voltage drop at the cathode All of the listed here Voltage drop at the anode ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The metal rectifiers, as compared to mercury arc rectifiers give poor regulation operate on low temperatures can operate on high voltages can operate on heavy loads give poor regulation operate on low temperatures can operate on high voltages can operate on heavy loads ANSWER DOWNLOAD EXAMIANS APP
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