Rectifiers and Converters With a motor converter it is possible to obtain D.C. voltage only upto 200-100 V 1700-2000 V 600-800 V 1000-1200 V 200-100 V 1700-2000 V 600-800 V 1000-1200 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following are the applications of D.C. system? Electrolytic and electro-chemical processes All of the listed here Arc welding Battery charging work Electrolytic and electro-chemical processes All of the listed here Arc welding Battery charging work ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a mercury arc rectifier positive ions are attracted towards shell bottom cathode anode mercury pool shell bottom cathode anode mercury pool ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A synchronous converter can be started from D.C. side as D.C. motor All of the listed here by means of a small auxiliary motor from A.C. side as induction motor from D.C. side as D.C. motor All of the listed here by means of a small auxiliary motor from A.C. side as induction motor ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters If cathode and anode connections in a mercury arc rectifier are inter changed Internal losses will be reduced Both ion and electron streams will move in the same direction The rectifier will not operate The rectifier will operate at reduced efficiency Internal losses will be reduced Both ion and electron streams will move in the same direction The rectifier will not operate The rectifier will operate at reduced efficiency ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters When a rectifier is loaded which of the following voltage drops take place ? Voltage drop in resistance of transformer and smoothing chokes All of the listed here Voltage drop in transformer reactance Arc voltage drop Voltage drop in resistance of transformer and smoothing chokes All of the listed here Voltage drop in transformer reactance Arc voltage drop ANSWER DOWNLOAD EXAMIANS APP
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