Rectifiers and Converters A mercury arc rectifier possesses ________ regulation characteristics exponential straight line curved line none of the listed here exponential straight line curved line none of the listed here ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Ageing of a selenium rectifier may change the output voltage by 25 to 30 per cent 5 to 10 per cent 15 to 20 per cent None of the listed here 25 to 30 per cent 5 to 10 per cent 15 to 20 per cent None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A commutating rectifier consists of commutator driven by An induction motor A D.C. shunt motor A synchronous motor A D.C. series motor An induction motor A D.C. shunt motor A synchronous motor A D.C. series motor ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Which of the following metals is generally manufactured by electrolysis process? Aluminium Load Copper Zinc Aluminium Load Copper Zinc ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Glass rectifiers are usually made into units capable of D.C. output (maximum continuous rating) of 400 A at 400 V 100 A at 100 V 300 A at 300 V 500 A at 500 V 400 A at 400 V 100 A at 100 V 300 A at 300 V 500 A at 500 V ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a mercury arc rectifier characteristic blue luminosity is due to ionization electron streams colour of mercury high temperature ionization electron streams colour of mercury high temperature ANSWER DOWNLOAD EXAMIANS APP
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