Rectifiers and Converters To produce cathode spot in a mercury arc rectifier an auxiliary electrode is used low mercury vapour pressures are used anode is heated tube is evacuated an auxiliary electrode is used low mercury vapour pressures are used anode is heated tube is evacuated ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters When a rectifier is loaded which of the following voltage drops take place ? Voltage drop in transformer reactance All of the listed here Arc voltage drop Voltage drop in resistance of transformer and smoothing chokes Voltage drop in transformer reactance All of the listed here Arc voltage drop Voltage drop in resistance of transformer and smoothing chokes ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following is reversible in action? Rotary converter Motor generator set All of the listed here Motor converter Rotary converter Motor generator set All of the listed here Motor converter ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters It is the_______of the transformer on which the magnitude of angle of overlap depends. all of the listed here capacitance resistance leakage reactance all of the listed here capacitance resistance leakage reactance ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Selenium rectifier can be operated at temperatures as high as 40°C 60°C 25°C 75°C 40°C 60°C 25°C 75°C ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Glass rectifiers are usually made into units capable of D.C. output (maximum continuous rating) of 300 A at 300 V 500 A at 500 V 400 A at 400 V 100 A at 100 V 300 A at 300 V 500 A at 500 V 400 A at 400 V 100 A at 100 V ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS