Rectifiers and Converters In a mercury arc rectifier characteristic blue luminosity is due to ionization high temperature electron streams colour of mercury ionization high temperature electron streams colour of mercury 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 Squirrel cage induction motor Any of the listed here Synchronous motor Slip ring induction motor Squirrel cage induction motor Any of the listed here Synchronous motor ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A rotary converter operates at a low power factor None of the listed here zero power factor high power factor low power factor None of the listed here zero power factor high power factor ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A rotary converter combines the function of Both of the listed here a synchronous motor and a D.C. generator an induction motor and a D.C. generator None of the listed here Both of the listed here a synchronous motor and a D.C. generator an induction motor and a D.C. generator None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a three-phase mercury arc rectifiers each anode conducts for Two-third of a cycle One-third of a cycle One-half a cycle One-fourth of a cycle Two-third of a cycle One-third of a cycle One-half a cycle One-fourth of a cycle ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In which of the following applications, direct current is absolutely essential ? Traction Variable speed operation Illumination Electrolysis Traction Variable speed operation Illumination Electrolysis ANSWER DOWNLOAD EXAMIANS APP
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