Which of the following are the applications of D.C. system?
A. Battery charging work
B. Arc welding
C. Electrolytic and electro-chemical processes
D. Arc lamps for search lights
E. All of the above
Answer: Option E
Related Questions on Rectifiers and Converters
In which of the following equipment direct current is needed?
A. Telephones
B. Relays
C. Time switches
D. All of the above
Mercury, in arc rectifiers, is chosen for cathode because
A. Its ionization potential is relatively low
B. Its atomic weight is quite high
C. Its boiling point and specific heat are low
D. All of the above
It is the_______of the transformer on which the magnitude of angle of overlap depends.
A. resistance
B. capacitance
C. leakage reactance
D. any of the above
A. Motor-generator set
B. Motor converter
C. Rotary converter
D. Mercury arc rectifier
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