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Suppose an unregulated D.C. input voltag...

Suppose an unregulated D.C. input voltage `V_(1)` is applied to a Zener diode having breakdown voltage `(V_(z))`. Then the breakdown condition for the diode to work as voltage regulator is

A

`V_(1)ltV_(z)`

B

`V_(1)=V_(z)`

C

`V_(1)gtV_(z)`

D

`V_(1)=sqrt(V_(z))`

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • The sharp range of breakdown voltage in Zener diode is

    A
    `0.1` to `10 V`
    B
    `1` to `20 V`
    C
    `0.05` to `0.1 V`
    D
    `20` to `200 V`

  • A Zener diode, having breakdown voltage equal to 15 V, is used in a voltage regulator circuit shown in figure. The current through the diode is :

    A
    5 mA
    B
    10 mA
    C
    15 mA
    D
    20 mA

  • If an alternating voltage is applied across a diode in series with a load, then

    A
    a DC voltage appears across load
    B
    an AC voltage appears across load
    C
    a pulsating voltage appears across load
    D
    no voltage appears across load

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