What happens during the regulation action of a Zener diode?

  • A
    The current through the series resistance $(R_s)$ changes.
  • B
    The resistance offered by the Zener changes.
  • C
    The Zener resistance is constant.
  • D
    Both $(A)$ and $(B)$.

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Similar Questions

$A$ potential divider circuit is connected to a $DC$ source of $20 \,V$, a light emitting diode $(LED)$ with a glow-in voltage of $1.8 \,V$, and a Zener diode with a breakdown voltage of $3.2 \,V$. The total length $(PR)$ of the resistive wire is $20 \,cm$. The minimum length of $PQ$ required for the $LED$ to just glow is ............. $cm$.

Which of the following semi-conducting devices is used as a voltage regulator?

Mention the use of a Zener diode.

$A$ Zener diode is used as:

If the voltage across the Zener diode is $6\, V$, then find out the value of the maximum resistance $R$ in this condition. (in $k\Omega$)

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