Rectifiers and Converters A mercury arc rectifier possesses ________ regulation characteristics exponential none of the listed here curved line straight line exponential none of the listed here curved line straight line 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? The power factor of the system should be high In the output circuit there should be no harmonics All of the listed here The voltage regulation of the rectifier should be low The power factor of the system should be high In the output circuit there should be no harmonics All of the listed here The voltage regulation of the rectifier should be low ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The potential drop in the arc, in a mercury arc rectifier, varies 0.05 V to 0.2 V per cm length of the arc 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 none of the listed here 0.05 V to 0.2 V per cm length of the arc 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 none of the listed here ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The applications of selenium rectifiers are usually limited to potential of 30 V 20 V 10 V 100 V 30 V 20 V 10 V 100 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The cathdde voltage drop, in a mercury arc rectifier, is due to expenditure of energy in overcoming the electrostatic field expenditure of energy in liberating electrons from the mercury expenditure of energy in ionization surface resistance expenditure of energy in overcoming the electrostatic field expenditure of energy in liberating electrons from the mercury expenditure of energy in ionization surface resistance ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters When a rectifier is loaded which of the following voltage drops take place ? Arc voltage drop All of the listed here Voltage drop in transformer reactance Voltage drop in resistance of transformer and smoothing chokes Arc voltage drop All of the listed here Voltage drop in transformer reactance Voltage drop in resistance of transformer and smoothing chokes ANSWER DOWNLOAD EXAMIANS APP
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