Rectifiers and Converters The ionization potential of mercury is approximately 10.4 V 5.4 V None of the listed here 16.4 V 10.4 V 5.4 V None of the listed here 16.4 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a mercury arc rectifier positive ions are attracted towards mercury pool anode shell bottom cathode mercury pool anode shell bottom cathode ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a three-phase mercury arc rectifiers each anode conducts for One-third of a cycle One-fourth of a cycle Two-third of a cycle One-half a cycle One-third of a cycle One-fourth of a cycle Two-third of a cycle One-half a cycle ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The metal rectifiers are preferred to valve rectifiers due to which of the following advantages ? Both of the listed here They are mechanically strong None of the listed here They do not require any voltage for filament heating Both of the listed here They are mechanically strong None of the listed here They do not require any voltage for filament heating ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following rectifiers have been used extensively in supplying direct current for electroplating? Mechanical rectifiers Mercury arc rectifiers Selenium rectifiers Copper oxide rectifiers Mechanical rectifiers Mercury arc rectifiers Selenium rectifiers Copper oxide rectifiers ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following are the applications of D.C. system? Battery charging work Arc welding Electrolytic and electro-chemical processes All of the listed here Battery charging work Arc welding Electrolytic and electro-chemical processes All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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