A 30 V Zener will have depletion layer width_______________ that of 10 V Zener?

Related Mcqs:

1. A 5 mA changes in Zener current produces a 50 mA change in Zener voltage. What is the Zener impedance ?

   A. 1 O B. 1 O C. 100 O D. 10 O...

2. A Zener diode that has very narrow depletion layer will breakdown by____________ mechanism?

   A. Avalanche B. Zener C. Both avalanche and Zener D. None of the above...

3. A Zener voltage regulator will cease to act as a voltage regulator if Zener current becomes______________?

   A. Less than load current B. Zero C. More than load current D. None of the above...

4. If the load resistance decreases in a Zener regulator, then Zener current ______________?

   A. Decreases B. Stays the same C. Increases D. None of the above...

5. In a loaded Zener regulator, which is the largest Zener current ?

   A. Series current B. Zener current C. Load current D. None of the above...

6. As the junction temperature increases, the voltage breakdown point for Zener mechanism _______________?

   A. Is increased B. Is decreased C. Remains the same D. None of the above...

7. A Zener diode is used as a _____________voltage regulating device?

   A. Shunt B. Series C. Series-shunt D. None of the above...

8. A Zener voltage regulator is used for ____________ load currents?

   A. High B. Very high C. Moderate D. Small...

9. The current in a Zener diode is limited by _______________?

   A. External resistance B. Power dissipation C. Both (A) and (B) D. None of the above...

10. In a regulated power supply, two similar 15 V zeners are connected in series. The input voltage is 45 V d.c. If each Zener has a maximum current rating of 300 mA, what should be the value of the series resistance ?

    A. 10 O B. 50 O C. 25 O D. 40 O...