Rectifiers and Converters The ignited or auxiliary anode in mercury arc rectifier is made of Copper Aluminium Boron carbide Graphite Copper Aluminium Boron carbide Graphite ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a rotary converter I2R losses as compared to a D.C. generator of the same size will be None of the listed here More Remain same Less None of the listed here More Remain same Less ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a single phase rotary converter the number of slip rings will be Three Two Four Six Three Two Four Six ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Selenium rectifier can be operated at temperatures as high as 60°C 75°C 25°C 40°C 60°C 75°C 25°C 40°C ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters When a rectifier is loaded which of the following voltage drops take place ? 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 Voltage drop in transformer reactance Voltage drop in resistance of transformer and smoothing chokes ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The potential drop in the arc, in a mercury arc rectifier, varies none of the listed here 0.5 V to 1.5 V per cm length of the arc 0.05 V to 0.2 V per cm length of the arc 2 V to 3.5 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 0.05 V to 0.2 V per cm length of the arc 2 V to 3.5 V per cm length of the arc ANSWER DOWNLOAD EXAMIANS APP
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