Rectifiers and Converters Normally, which of the following is used, when a large-scale conversion from AC. to D.C. power is required? Motor converter Rotary converter Mercury arc rectifier Motor-generator set Motor converter Rotary converter Mercury arc rectifier Motor-generator set ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The ignited or auxiliary anode in mercury arc rectifier is made of Copper Aluminium Graphite Boron carbide Copper Aluminium Graphite Boron carbide ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The metal rectifiers are preferred to valve rectifiers due to which of the following advantages ? None of the listed here They are mechanically strong Both of the listed here They do not require any voltage for filament heating None of the listed here They are mechanically strong Both of the listed here They do not require any voltage for filament heating ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a grid control of mercury arc rectifiers when the grid is made positive relative to cathode, then it the electrons on their may to anode. accelerates decelerates any of the listed here none of the listed here accelerates decelerates any of the listed here none of the listed here ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The applications of selenium rectifiers are usually limited to potential of 30 V 10 V 20 V 100 V 30 V 10 V 20 V 100 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A rotary converter operates at a low power factor high power factor zero power factor None of the listed here low power factor high power factor zero power factor None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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