Rectifiers and Converters With a motor converter it is possible to obtain D.C. voltage only upto 1000-1200 V 1700-2000 V 200-100 V 600-800 V 1000-1200 V 1700-2000 V 200-100 V 600-800 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The ignited or auxiliary anode in mercury arc rectifier is made of Aluminium Boron carbide Graphite Copper Aluminium Boron carbide Graphite Copper ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The efficiency of the copper oxide rectifier seldom exceeds 80 to 85% 65 to 75% 85 to 90% 90 to 95% 80 to 85% 65 to 75% 85 to 90% 90 to 95% ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Selenium rectifier can be operated at temperatures as high as 25°C 75°C 60°C 40°C 25°C 75°C 60°C 40°C 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 varies exponentially with the load current is almost independent of load current is directly proportional to load is inversely proportional to load varies exponentially with the load current is almost independent of load current ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The advantage of mercury arc rectifier is that All of the listed here it has high efficiency it is comparatively noiseless it is light in weight and occupies small floor space All of the listed here it has high efficiency it is comparatively noiseless it is light in weight and occupies small floor space ANSWER DOWNLOAD EXAMIANS APP
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