Rectifiers and Converters Which of the following are the applications of D.C. system? Electrolytic and electro-chemical processes Battery charging work All of the listed here Arc welding Electrolytic and electro-chemical processes Battery charging work All of the listed here Arc welding ANSWER DOWNLOAD EXAMIANS APP
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 Which of the following mercury arc rectifier will deliver least undulating current? Six-phase Two-phase Single-phase Three-phase Six-phase Two-phase Single-phase Three-phase ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following rectifiers have been used extensively in supplying direct current for electroplating? Mechanical rectifiers Copper oxide rectifiers Selenium rectifiers Mercury arc rectifiers Mechanical rectifiers Copper oxide rectifiers Selenium rectifiers Mercury arc rectifiers ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The metal rectifiers are preferred to valve rectifiers due to which of the following advantages ? They do not require any voltage for filament heating Both of the listed here None of the listed here They are mechanically strong They do not require any voltage for filament heating Both of the listed here None of the listed here They are mechanically strong ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following is the loss within the mercury arc rectifier chamber? Voltage drop at the anode Voltage drop in arc All of the listed here Voltage drop at the cathode Voltage drop at the anode Voltage drop in arc All of the listed here Voltage drop at the cathode ANSWER DOWNLOAD EXAMIANS APP
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