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

Related Mcqs:

1. 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

2. 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

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. In a Zener voltage regulator, the changes in load current produce changes in _________________?

   A. Zener current
   B. Zener voltage
   C. Zener voltage as well as Zener current
   D. None of the above

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

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

6. A Zener regulator _____________ in the power supply?

   A. Increases the ripple
   B. Decreases the ripple
   C. Neither increases nor decreases the ripple
   D. Data insufficient

7. 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

8. When load current is zero, the Zener current will be_____________?

   A. Zero
   B. Minimum
   C. Maximum
   D. None of the above

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. The Zener current will be minimum when_____________?

    A. Load current is maximum
    B. Load current is minimum
    C. Load current is zero
    D. None of the above