Rectifiers and Converters Selenium rectifier can be operated at temperatures as high as 60°C 40°C 25°C 75°C 60°C 40°C 25°C 75°C ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In phase-shift control method the control is carried out by varying the of grid voltage. magnitude phase All of the listed here polarity magnitude phase All of the listed here polarity ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The applications of selenium rectifiers are usually limited to potential of 30 V 10 V 100 V 20 V 30 V 10 V 100 V 20 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The ignited or auxiliary anode in mercury arc rectifier is made of Aluminium Graphite Copper Boron carbide Aluminium Graphite Copper Boron carbide ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Ageing of a selenium rectifier may change the output voltage by 15 to 20 per cent 25 to 30 per cent 5 to 10 per cent None of the listed here 15 to 20 per cent 25 to 30 per cent 5 to 10 per cent None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following is reversible in action? All of the listed here Rotary converter Motor generator set Motor converter All of the listed here Rotary converter Motor generator set Motor converter ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS