Rectifiers and Converters When a rectifier is loaded which of the following voltage drops take place ? Voltage drop in transformer reactance All of the listed here Arc voltage drop Voltage drop in resistance of transformer and smoothing chokes Voltage drop in transformer reactance All of the listed here Arc voltage drop Voltage drop in resistance of transformer and smoothing chokes ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Selenium rectifier can be operated at temperatures as high as 75°C 40°C 60°C 25°C 75°C 40°C 60°C 25°C 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 In a single phase rotary converter the number of slip rings will be Six Two Three Four Six Two Three Four ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In which of the following applications, direct current is absolutely essential ? Illumination Variable speed operation Traction Electrolysis Illumination Variable speed operation Traction Electrolysis ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The metal rectifiers, as compared to mercury arc rectifiers can operate on high voltages can operate on heavy loads operate on low temperatures give poor regulation can operate on high voltages can operate on heavy loads operate on low temperatures give poor regulation ANSWER DOWNLOAD EXAMIANS APP
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