Electrical Engineering : Rectifiers And Converters QUESTIONS AND ANSWERS :: part1 : 16 to 20
Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
16.Glass rectifiers are usually made into units capable of D.C. output (maximum continuous rating) of |
| 200 A at 200 V |
| 300 A at 300 V |
| 400 A at 400 V |
| 500 A at 500 V |
17.Which of the following metals is generally manufactured by electrolysis process ? |
| Load |
| Aluminium |
| Copper |
| Zinc |
18.The cathdde voltage drop, in a mercury arc rectifier, is due to |
| expenditure of energy in ionization |
| surface resistance |
| expenditure of energy in overcoming the electrostatic field |
| expenditure of energy in liberating electrons from the mercury |
19.A rotary converter in general construction and design, is more or less like |
| a transformer |
| an induction motor |
| an alternator |
| any D.C. machine |
20.A rotary converter combines the function of |
| an induction motor and a D.C. generator |
| a synchronous motor and a D.C. generator. |
| a D.C. series motor and a D.C. generator |
| none of the above |
More Rectifiers And Converters QUESTIONS AND ANSWERS available in next pages
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