Electrical Engineering : Rectifiers And Converters QUESTIONS AND ANSWERS :: part1 : 21 to 25
Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
21.The voltage drop between the anode and cathode, of a mercury arc rectifier comprises of the following |
| anode drop and cathode drop |
| anode drop and arc drop |
| cathode drop and arc drop |
| anode drop, cathode drop and arc drop |
22.A rotary converter is a single machine with |
| one armature and one field |
| two armatures and one field |
| one armature and two fields |
| none of the above |
23.The ionization potential of mercury is approximately |
| 5.4 V |
| 8.4 V |
| 10.4 V |
| 16.4 V |
24.A synchronous converter can be started |
| by means of a small auxiliary motor |
| from AC. side as induction motor |
| from D.C. side as D.C. motor |
| any of the above methods |
More Rectifiers And Converters QUESTIONS AND ANSWERS available in next pages
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