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Zener diode is used for...

Zener diode is used for

A

amplification

B

dectification

C

stabilisation

D

all of above

Text Solution

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c
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Zener diode is used in reverse bias. When its reverse bias is increased, how does the thickness of the depletion layer change?

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Knowledge Check

  • Assertion : Zener diode is used to obtain voltage regulation Reason : When Zener diode is operated in reverse bias, after a certain voltage (breakdown voltage) the current suddenly increases.

    A
    If both assertion and reason are true and reason is the correct explanation of assertion.
    B
    If both assertion and reason are true not but reason is not the correct explanation of assertion.
    C
    If assertion is true but reason is false
    D
    If both assertion and reason are false.

  • Zener diode is used as

    A
    Half wave rectifier
    B
    Full wave rectifier
    C
    `ac` voltage stabilizer
    D
    `dc` voltage stabilizer

  • Assertion (A): Zener diode is used as a voltage regulator. Reason (R ): Zener diode operated in reverse biased condition.

    A
    Both A and R are true and R is the correct explanation of A
    B
    Both A and R are true but R is NOT the correct explanation of A
    C
    A is true but R is false
    D
    A is false and R is true

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