A 1,000 V power supply would use_____________ as a filter capacitor?

Related Mcqs:

1. A 10 V power supply would use ____________ as filter capacitor?

   A. paper capacitor
   B. mica capacitor
   C. electrolytic capacitor
   D. air capacitor

2. _____________ filter circuit results in the best voltage regulation?

   A. choke input
   B. capacitor input
   C. resistance input
   D. none of the above

3. Mains a.c. power is converrted into d.c. power for_________________?

   A. lighting purposes
   B. heaters
   C. using in electronic equipment
   D. none of the above

4. The leakage current in a crystal diode is due to _________________?

   A. minority carriers
   B. majority carriers
   C. junction capacitance
   D. none of the above

5. A crystal diode has______________?

   A. one pn junction
   B. two pn junctions
   C. three pn junctions
   D. none of the above

6. A crystal diode has forward resistance of the order of ________________?

   A. kΩ
   B. Ω
   C. MΩ
   D. none of the above

7. A zener diode has ________________?

   A. one pn junction
   B. two pn junctions
   C. three pn junctions
   D. none of the above

8. A zener diode is always_______________ connected?

   A. reverse
   B. forward
   C. either reverse or forward
   D. none of the above

9. The most widely used rectifier is ________________?

   A. half-wave rectifier
   B. centre-tap full-wave rectifier
   C. bridge full-wave rectifier
   D. none of the above

10. A series resistance is connected in the zener circuit to_______________?

    A. properly reverse bias the zener
    B. protect the zener
    C. properly forward bias the zener
    D. none of the above