Rectifiers and Converters Glass rectifiers are usually made into units capable of D.C. output (maximum continuous rating) of 100 A at 100 V 400 A at 400 V 300 A at 300 V 500 A at 500 V 100 A at 100 V 400 A at 400 V 300 A at 300 V 500 A at 500 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following AC. motors is usually used in large motor-generator sets? Synchronous motor Squirrel cage induction motor Any of the listed here Slip ring induction motor Synchronous motor Squirrel cage induction motor Any of the listed here Slip ring induction motor ANSWER DOWNLOAD EXAMIANS APP
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 On which of the following factors the number of phases for which a rectifier should be designed depends? All of the listed here In the output circuit there should be no harmonics The voltage regulation of the rectifier should be low The power factor of the system should be high All of the listed here In the output circuit there should be no harmonics The voltage regulation of the rectifier should be low The power factor of the system should be high ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Mercury, in arc rectifiers, is chosen for cathode because Its ionization potential is relatively low All of the listed here Its atomic weight is quite high Its boiling point and specific heat are low Its ionization potential is relatively low All of the listed here Its atomic weight is quite high Its boiling point and specific heat are low ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters To produce cathode spot in a mercury arc rectifier an auxiliary electrode is used tube is evacuated anode is heated low mercury vapour pressures are used an auxiliary electrode is used tube is evacuated anode is heated low mercury vapour pressures are used ANSWER DOWNLOAD EXAMIANS APP
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