Rectifiers and Converters With a motor converter it is possible to obtain D.C. voltage only upto 600-800 V 1000-1200 V 1700-2000 V 200-100 V 600-800 V 1000-1200 V 1700-2000 V 200-100 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a single phase rotary converter the number of slip rings will be Two Four Six Three Two Four Six Three ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The internal efficiency of a mercury arc rectifier depends on current only voltage and current r.m.s. value of current voltage only current only voltage and current r.m.s. value of current voltage only ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In phase-shift control method the control is carried out by varying the of grid voltage. polarity phase All of the listed here magnitude polarity phase All of the listed here magnitude ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Selenium rectifier can be operated at temperatures as high as 40°C 75°C 60°C 25°C 40°C 75°C 60°C 25°C ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The potential drop in the arc, in a mercury arc rectifier, varies 2 V to 3.5 V per cm length of the arc 0.05 V to 0.2 V per cm length of the arc none of the listed here 0.5 V to 1.5 V per cm length of the arc 2 V to 3.5 V per cm length of the arc 0.05 V to 0.2 V per cm length of the arc none of the listed here 0.5 V to 1.5 V per cm length of the arc ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS