Rectifiers and Converters Which of the following are the applications of D.C. system? All of the listed here Arc welding Battery charging work Electrolytic and electro-chemical processes All of the listed here Arc welding Battery charging work Electrolytic and electro-chemical processes ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A commutating rectifier consists of commutator driven by An induction motor A D.C. series motor A D.C. shunt motor A synchronous motor An induction motor A D.C. series motor A D.C. shunt motor A synchronous motor ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In a glass bulb mercury arc rectifier the maximum current rating is restricted to 500 A 1500 A 2000 A 200 A 500 A 1500 A 2000 A 200 A 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 If cathode and anode connections in a mercury arc rectifier are inter changed The rectifier will not operate The rectifier will operate at reduced efficiency Both ion and electron streams will move in the same direction Internal losses will be reduced The rectifier will not operate The rectifier will operate at reduced efficiency Both ion and electron streams will move in the same direction Internal losses will be reduced ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The internal efficiency of a mercury arc rectifier depends on current only voltage and current r.m.s. value of current voltage only current only voltage and current r.m.s. value of current voltage only ANSWER DOWNLOAD EXAMIANS APP
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