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 all of the listed here maximum grid voltage non of the listed here critical grid voltage all of the listed here maximum grid voltage non of the listed here critical grid voltage ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The internal efficiency of a mercury arc rectifier depends on r.m.s. value of current voltage and current voltage only current only r.m.s. value of current voltage and current voltage only current only ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a mercury pool rectifier, the voltage drop across its electrodes is directly proportional to load is inversely proportional to load is almost independent of load current varies exponentially with the load current is directly proportional to load is inversely proportional to load is almost independent of load current varies exponentially with the load current ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The voltage drop between the anode and cathode, of a mercury arc rectifier comprises of the following anode drop and cathode drop cathode drop and arc drop anode drop, cathode drop and arc drop anode drop and arc drop anode drop and cathode drop cathode drop and arc drop anode drop, cathode drop and arc drop anode drop and arc drop ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters With a motor converter it is possible to obtain D.C. voltage only upto 1000-1200 V 600-800 V 200-100 V 1700-2000 V 1000-1200 V 600-800 V 200-100 V 1700-2000 V 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 Arc voltage drop Voltage drop in transformer reactance All of the listed here Voltage drop in resistance of transformer and smoothing chokes Arc voltage drop Voltage drop in transformer reactance All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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