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

Related Mcqs:

1. In a 15 V Zener diode , the breakdown mechanism will occur by ______________?

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

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

   A. More than B. Less than C. Equal to D. None of the above...

3. 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...

4. What is true about the breakdown voltage in a Zener diode ?

   A. It decreases when load current increases B. It destroys the diode C. It equals current times the resistance D. It is approximately constant...

5. 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...

6. 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...

7. 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...

8. 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...

9. Zener diode can be used as__________________?

   A. c. voltage regulator only B. c. voltage regulator only C. both D.C and A.C voltage regulator D. none of the above...

10. Which of these is the best description for a Zener diode ?

    A. It is a diode B. It is a constant current device C. It is a constant-voltage device D. It works in the forward region...