Rectifiers and Converters In mercury arc rectifiers having grid, the arc can be struck between anode and cathode only when the grid attains a certain potential, this potential being known as critical grid voltage all of the listed here non of the listed here maximum grid voltage critical grid voltage all of the listed here non of the listed here maximum grid voltage ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following are the applications of D.C. system? Electrolytic and electro-chemical processes Battery charging work Arc welding All of the listed here Electrolytic and electro-chemical processes Battery charging work Arc welding All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The ionization potential of mercury is approximately 10.4 V 16.4 V None of the listed here 5.4 V 10.4 V 16.4 V None of the listed here 5.4 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The voltage drop between the anode and cathode, of a mercury arc rectifier comprises of the following anode drop and arc drop anode drop and cathode drop anode drop, cathode drop and arc drop cathode drop and arc drop anode drop and arc drop anode drop and cathode drop anode drop, cathode drop and arc drop cathode drop and arc drop 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 All of the listed here from D.C. side as D.C. motor from A.C. side as induction motor by means of a small auxiliary motor All of the listed here from D.C. side as D.C. motor ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Normally, which of the following is used, when a large-scale conversion from AC. to D.C. power is required? Mercury arc rectifier Motor-generator set Motor converter Rotary converter Mercury arc rectifier Motor-generator set Motor converter Rotary converter ANSWER DOWNLOAD EXAMIANS APP
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