Rectifiers and Converters The cathdde voltage drop, in a mercury arc rectifier, is due to expenditure of energy in ionization expenditure of energy in liberating electrons from the mercury expenditure of energy in overcoming the electrostatic field surface resistance expenditure of energy in ionization expenditure of energy in liberating electrons from the mercury expenditure of energy in overcoming the electrostatic field surface resistance ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The ignited or auxiliary anode in mercury arc rectifier is made of Boron carbide Aluminium Graphite Copper Boron carbide Aluminium Graphite Copper 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 On which of the following factors the number of phases for which a rectifier should be designed depends? The power factor of the system should be high All of the listed here The voltage regulation of the rectifier should be low In the output circuit there should be no harmonics The power factor of the system should be high All of the listed here The voltage regulation of the rectifier should be low In the output circuit there should be no harmonics ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following AC. motors is usually used in large motor-generator sets? Slip ring induction motor Any of the listed here Squirrel cage induction motor Synchronous motor Slip ring induction motor Any of the listed here Squirrel cage induction motor Synchronous motor ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Selenium rectifier can be operated at temperatures as high as 75°C 40°C 25°C 60°C 75°C 40°C 25°C 60°C ANSWER DOWNLOAD EXAMIANS APP
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