EEE MCQ: Rectifier

Rectifier is a solid state device that converts alternating current to pulsed direct current.

1. Mains a.c power is converted to d.c power for ----
2. There is a need of transformer for.........
3. If the input of a half wave rectifier has an rms value of 400/√2 v,then diode PIV ratings.......
4. The ripple factor of a half wave rectifier is.....
5. The ripple factor of a bridge rectifier is.....
6. The maximum efficiency of a half wave rectifier is.....
7. The maximum efficiency of a full wave rectifier is....
8. The disadvantage of a half-wave rectifier is that the.....
9. If the PIV ratings of a diode is exceeded.....
10. A 10 v power supply would use ............as a filter capacitor.
11. A 10 v power supply would use ............as a filter capacitor.
12. The most widely used rectifier is......
13. The ripple factor of a power supply is measure of-----
14. The output of half-wave rectifier is suited for---
15. In a LC filter, the ripple factor-----
16. The ........filter circuit result in the best voltage regulation
17. Which stage of a d.c power supply uses a ZENER DIODE as the main component?
18. Which rectifier requires for four diode?
19. If the input supply frequenc is 50Hz, the output ripple frequency of a bridge rectifier is ....Hz.
20. Electronic device that convert d.c power into a.c power are called?

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