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Electrician Practice Test: Motor Generator Set
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Electrician Practice Test: Motor Generator Set
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25 Questions

1. The efficiency of the copper oxide rectifier seldom exceeds
2. Which of the following is the loss within the mercury arc rectifier chamber?
3. Which converter has higher efficiency?
4. A rotary converter operates at a
5. Which is the combination of rotary converter?
6. In large motor generator sets ac motor is usually
7. In which of the following equipment direct current is needed?
8. What is the name of the converter?
9. A rectifier is a
10. In mercury arc rectifier, mercury is used as
11. Which is the application of DC supply?
12. Which of the following devices cannot convey from DC to AC?
13. In a mercury arc rectifier
14. In a mercury arc rectifier positive ions are attracted towards
15. What is the name of the converter?
16. In a rotary converter
17. A rotary converter can be started
18. In a mercury arc rectifier which of the following flows from anode to cathode?
19. Where rotary converters are used?
20. Which of the following is reversible in action?
21. A silicon controlled rectifier is a
22. Which converting device can be over loaded?
23. Which of the following is the loss within the mercury arc rectifier chamber?
24. A rotary converter in general construction and design is more or less like
25. In a mercury arc rectifier characteristic blue luminosity is due to