Rectifiers and Converters The metal rectifiers, as compared to mercury arc rectifiers give poor regulation operate on low temperatures can operate on high voltages can operate on heavy loads give poor regulation operate on low temperatures can operate on high voltages can operate on heavy loads ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A synchronous converter can be started All of the listed here by means of a small auxiliary motor from A.C. side as induction motor from D.C. side as D.C. motor All of the listed here by means of a small auxiliary motor from A.C. side as induction motor from D.C. side as D.C. motor ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A rotary converter combines the function of an induction motor and a D.C. generator a synchronous motor and a D.C. generator None of the listed here Both of the listed here an induction motor and a D.C. generator a synchronous motor and a D.C. generator None of the listed here Both of the listed here ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a mercury arc rectifier characteristic blue luminosity is due to high temperature electron streams ionization colour of mercury high temperature electron streams ionization colour of mercury ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters If cathode and anode connections in a mercury arc rectifier are inter changed 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 Internal losses will be reduced The rectifier will not operate The rectifier will operate at reduced efficiency ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a three-phase mercury arc rectifiers each anode conducts for One-third of a cycle Two-third of a cycle One-half a cycle One-fourth of a cycle One-third of a cycle Two-third of a cycle One-half a cycle One-fourth of a cycle ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS