Rectifiers and Converters The metal rectifiers are preferred to valve rectifiers due to which of the following advantages ? They are mechanically strong They do not require any voltage for filament heating Both of the listed here None of the listed here They are mechanically strong They do not require any voltage for filament heating Both of the listed here None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a grid control of mercury arc rectifiers when the grid is made positive relative to cathode, then it the electrons on their may to anode. any of the listed here none of the listed here accelerates decelerates any of the listed here none of the listed here accelerates decelerates 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 it is comparatively noiseless it has high efficiency All of the listed here it is light in weight and occupies small floor space it is comparatively noiseless it has high efficiency All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The ignited or auxiliary anode in mercury arc rectifier is made of Aluminium Graphite Boron carbide Copper Aluminium Graphite Boron carbide Copper ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a single phase rotary converter the number of slip rings will be Six Three Four Two Six Three Four Two ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following rectifiers are primarily used for charging of low voltage batteries from AC. supply? Electrolytic rectifiers Mechanical rectifiers Selenium rectifiers Copper oxide rectifiers Electrolytic rectifiers Mechanical rectifiers Selenium rectifiers Copper oxide rectifiers ANSWER DOWNLOAD EXAMIANS APP
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