Rectifiers and Converters In a glass bulb mercury arc rectifier the maximum current rating is restricted to 1500 A 500 A 200 A 2000 A 1500 A 500 A 200 A 2000 A ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a mercury pool rectifier, the voltage drop across its electrodes is directly proportional to load varies exponentially with the load current is inversely proportional to load is almost independent of load current is directly proportional to load varies exponentially with the load current is inversely proportional to load is almost independent of load current ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following AC. motors is usually used in large motor-generator sets? Any of the listed here Slip ring induction motor Squirrel cage induction motor Synchronous motor Any of the listed here Slip ring induction motor Squirrel cage induction motor Synchronous motor ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following rectifiers have been used extensively in supplying direct current for electroplating? Mercury arc rectifiers Selenium rectifiers Mechanical rectifiers Copper oxide rectifiers Mercury arc rectifiers Selenium rectifiers Mechanical rectifiers Copper oxide rectifiers ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The applications of selenium rectifiers are usually limited to potential of 100 V 10 V 30 V 20 V 100 V 10 V 30 V 20 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The cathdde voltage drop, in a mercury arc rectifier, is due to surface resistance expenditure of energy in ionization expenditure of energy in overcoming the electrostatic field expenditure of energy in liberating electrons from the mercury surface resistance expenditure of energy in ionization expenditure of energy in overcoming the electrostatic field expenditure of energy in liberating electrons from the mercury ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS