Rectifiers and Converters If cathode and anode connections in a mercury arc rectifier are inter changed Internal losses will be reduced The rectifier will operate at reduced efficiency Both ion and electron streams will move in the same direction The rectifier will not operate Internal losses will be reduced The rectifier will operate at reduced efficiency Both ion and electron streams will move in the same direction The rectifier will not operate ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following rectifiers are primarily used for charging of low voltage batteries from AC. supply? Copper oxide rectifiers Mechanical rectifiers Selenium rectifiers Electrolytic rectifiers Copper oxide rectifiers Mechanical rectifiers Selenium rectifiers Electrolytic rectifiers ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The advantage of mercury arc rectifier is that it is light in weight and occupies small floor space All of the listed here it is comparatively noiseless it has high efficiency it is light in weight and occupies small floor space All of the listed here it is comparatively noiseless it has high efficiency 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 The voltage regulation of the rectifier should be low In the output circuit there should be no harmonics The power factor of the system should be high All of the listed here The voltage regulation of the rectifier should be low In the output circuit there should be no harmonics The power factor of the system should be high 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? Motor converter Rotary converter Motor-generator set Mercury arc rectifier Motor converter Rotary converter Motor-generator set Mercury arc rectifier ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The efficiency of an electrolytic rectifier is nearly 60 % 70 % 40 % 50 % 60 % 70 % 40 % 50 % ANSWER DOWNLOAD EXAMIANS APP
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