Rectifiers and Converters Which of the following metals is generally manufactured by electrolysis process? Load Copper Zinc Aluminium Load Copper Zinc Aluminium ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In selenium rectifiers efficiencies ranging from ______ to ______ percent are attainable 40, 50 20, 30 75, 85 30, 60 40, 50 20, 30 75, 85 30, 60 ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters A commutating rectifier consists of commutator driven by A D.C. shunt motor A D.C. series motor A synchronous motor An induction motor A D.C. shunt motor A D.C. series motor A synchronous motor An induction motor ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters In which of the following equipment direct current is needed? All of the listed here Telephones Relay Time switches All of the listed here Telephones Relay Time switches ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters Mercury, in arc rectifiers, is chosen for cathode because Its boiling point and specific heat are low Its atomic weight is quite high All of the listed here Its ionization potential is relatively low Its boiling point and specific heat are low Its atomic weight is quite high All of the listed here Its ionization potential is relatively low ANSWER DOWNLOAD EXAMIANS APP
Rectifiers and Converters The efficiency of an electrolytic rectifier is nearly 40 % 70 % 50 % 60 % 40 % 70 % 50 % 60 % ANSWER DOWNLOAD EXAMIANS APP
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