Rectifiers and Converters In a mercury arc rectifier characteristic blue luminosity is due to ionization electron streams high temperature colour of mercury ionization electron streams high temperature colour of mercury ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The advantage of mercury arc rectifier is that it is light in weight and occupies small floor space it is comparatively noiseless All of the listed here it has high efficiency it is light in weight and occupies small floor space it is comparatively noiseless All of the listed here it has high efficiency ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters If cathode and anode connections in a mercury arc rectifier are inter changed Internal losses will be reduced The rectifier will not operate The rectifier will operate at reduced efficiency Both ion and electron streams will move in the same direction Internal losses will be reduced The rectifier will not operate The rectifier will operate at reduced efficiency Both ion and electron streams will move in the same direction 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 phase-shift control method, the phase shift between anode and grid voltages can be achieved by means of Shunt motor Induction regulator Synchronous motor Synchronous generator Shunt motor Induction regulator Synchronous motor Synchronous generator ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A synchronous converter can be started from A.C. side as induction motor by means of a small auxiliary motor from D.C. side as D.C. motor All of the listed here from A.C. side as induction motor by means of a small auxiliary motor from D.C. side as D.C. motor All of the listed here ANSWER DOWNLOAD EXAMIANS APP