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 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. none of the listed here accelerates decelerates any of the listed here none of the listed here accelerates decelerates any of the listed here ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters With a motor converter it is possible to obtain D.C. voltage only upto 600-800 V 1700-2000 V 1000-1200 V 200-100 V 600-800 V 1700-2000 V 1000-1200 V 200-100 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following rectifiers have been used extensively in supplying direct current for electroplating? Mechanical rectifiers Copper oxide rectifiers Mercury arc rectifiers Selenium rectifiers Mechanical rectifiers Copper oxide rectifiers Mercury arc rectifiers Selenium rectifiers ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A synchronous converter can be started from D.C. side as D.C. motor from A.C. side as induction motor All of the listed here by means of a small auxiliary motor from D.C. side as D.C. motor from A.C. side as induction motor All of the listed here by means of a small auxiliary motor 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 Arc voltage drop Voltage drop in transformer reactance Voltage drop in resistance of transformer and smoothing chokes All of the listed here Arc voltage drop Voltage drop in transformer reactance ANSWER DOWNLOAD EXAMIANS APP