Rectifiers and Converters Glass rectifiers are usually made into units capable of D.C. output (maximum continuous rating) of 400 A at 400 V 500 A at 500 V 300 A at 300 V 100 A at 100 V 400 A at 400 V 500 A at 500 V 300 A at 300 V 100 A at 100 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The potential drop in the arc, in a mercury arc rectifier, varies none of the listed here 2 V to 3.5 V per cm length of the arc 0.5 V to 1.5 V per cm length of the arc 0.05 V to 0.2 V per cm length of the arc none of the listed here 2 V to 3.5 V per cm length of the arc 0.5 V to 1.5 V per cm length of the arc 0.05 V to 0.2 V per cm length of the arc ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following is the loss within the mercury arc rectifier chamber? Voltage drop at the cathode 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 ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In phase-shift control method the control is carried out by varying the of grid voltage. phase magnitude polarity All of the listed here phase magnitude polarity All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A rotary converter combines the function of an induction motor and a D.C. generator Both of the listed here None of the listed here a synchronous motor and a D.C. generator an induction motor and a D.C. generator Both of the listed here None of the listed here a synchronous motor and a D.C. generator ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters On which of the following factors the number of phases for which a rectifier should be designed depends? All of the listed here In the output circuit there should be no harmonics The power factor of the system should be high The voltage regulation of the rectifier should be low All of the listed here In the output circuit there should be no harmonics The power factor of the system should be high The voltage regulation of the rectifier should be low ANSWER DOWNLOAD EXAMIANS APP
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