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
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 With a motor converter it is possible to obtain D.C. voltage only upto 200-100 V 1700-2000 V 1000-1200 V 600-800 V 200-100 V 1700-2000 V 1000-1200 V 600-800 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The internal efficiency of a mercury arc rectifier depends on r.m.s. value of current current only voltage and current voltage only r.m.s. value of current current only voltage and current voltage only ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The ionization potential of mercury is approximately 10.4 V 16.4 V 5.4 V None of the listed here 10.4 V 16.4 V 5.4 V None of the listed here 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. any of the listed here accelerates none of the listed here decelerates any of the listed here accelerates none of the listed here decelerates ANSWER DOWNLOAD EXAMIANS APP
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