Rectifiers and Converters The potential drop in the arc, in a mercury arc rectifier, varies 2 V to 3.5 V per cm length of the arc 0.05 V to 0.2 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 2 V to 3.5 V per cm length of the arc 0.05 V to 0.2 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 Which of the following rectifiers are primarily used for charging of low voltage batteries from AC. supply? Mechanical rectifiers Selenium rectifiers Electrolytic rectifiers Copper oxide rectifiers Mechanical rectifiers Selenium rectifiers Electrolytic rectifiers Copper oxide rectifiers ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a mercury arc rectifier, the anode is usually made of aluminium silver copper graphite aluminium silver copper graphite 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. accelerates any of the listed here none of the listed here decelerates accelerates any of the listed here none of the listed here decelerates ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following AC. motors is usually used in large motor-generator sets? Slip ring induction motor Synchronous motor Any of the listed here Squirrel cage induction motor Slip ring induction motor Synchronous motor Any of the listed here Squirrel cage induction motor ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The cathdde voltage drop, in a mercury arc rectifier, is due to expenditure of energy in liberating electrons from the mercury expenditure of energy in overcoming the electrostatic field surface resistance expenditure of energy in ionization expenditure of energy in liberating electrons from the mercury expenditure of energy in overcoming the electrostatic field surface resistance expenditure of energy in ionization ANSWER DOWNLOAD EXAMIANS APP
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