Rectifiers and Converters To produce cathode spot in a mercury arc rectifier anode is heated an auxiliary electrode is used tube is evacuated low mercury vapour pressures are used anode is heated an auxiliary electrode is used tube is evacuated low mercury vapour pressures are used ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A rotary converter is a single machine with one armature and two fields two armatures and one field none of the listed here one armature and one field one armature and two fields two armatures and one field none of the listed here one armature and one field ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a mercury arc rectifier______ flow from anode to cathode All of the listed here electrons ions ions and electrons All of the listed here electrons ions ions and electrons ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Copper oxide rectifier is usually designed not to operate above 75°C 30°C 45°C 55°C 75°C 30°C 45°C 55°C 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 Less More Remain same None of the listed here Less More Remain same 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? In the output circuit there should be no harmonics The voltage regulation of the rectifier should be low All of the listed here The power factor of the system should be high In the output circuit there should be no harmonics The voltage regulation of the rectifier should be low All of the listed here The power factor of the system should be high ANSWER DOWNLOAD EXAMIANS APP
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