Rectifiers and Converters With a motor converter it is possible to obtain D.C. voltage only upto 1700-2000 V 600-800 V 1000-1200 V 200-100 V 1700-2000 V 600-800 V 1000-1200 V 200-100 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a rotary converter armature currents are None of the listed here partly a.c. and partly d.c. d.c. only a.c. only None of the listed here partly a.c. and partly d.c. d.c. only a.c. only ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a mercury arc rectifier, the anode is usually made of graphite copper aluminium silver graphite copper aluminium silver 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 anode All of the listed here Voltage drop at the cathode Voltage drop in arc Voltage drop at the anode All of the listed here Voltage drop at the cathode ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters When a rectifier is loaded which of the following voltage drops take place ? 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 Voltage drop in resistance of transformer and smoothing chokes All of the listed here Arc voltage drop ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In mercury arc rectifiers having grid, the arc can be struck between anode and cathode only when the grid attains a certain potential, this potential being known as non of the listed here all of the listed here maximum grid voltage critical grid voltage non of the listed here all of the listed here maximum grid voltage critical grid voltage ANSWER DOWNLOAD EXAMIANS APP
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