Choose the correct statement about $Zener$ diode.
- AIt works as a voltage regulator in reverse bias and behaves like a simple $P-n$ junction diode in forward bias.
- BIt works as a voltage regulator in both forward and reverse bias.
- CIt works as a voltage regulator only in forward bias.
- DIt works as a voltage regulator in forward bias and behaves like a simple $P-n$ junction diode in reverse bias.
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Similar Questions
$A$ Zener diode with a breakdown voltage of $15 \ V$ is used as a voltage regulator. In the circuit shown,the current flowing through the Zener diode is ...... $mA$.
Difficult
View SolutionThe figure shows a $DC$ voltage regulator circuit with a Zener diode of breakdown voltage $= 6\,V$. If the unregulated input voltage varies between $10\,V$ to $16\,V$, then what is the maximum Zener current in $mA$ (in $.5$)?
$A$ Zener diode having a breakdown voltage equal to $5 \, V$ is used in the voltage regulator circuit shown in the figure. The current through the diode is ........ $mA$.
Medium
View SolutionIn the given circuit diagram,a $5 \,V$ Zener diode along with a series resistance $R$ is connected across a $50 \,V$ power supply. If the maximum Zener current is $90 \,mA$,the minimum value of the resistance $R$ required will be $..... \,\Omega$.
DifficultJEE MAIN 2021
View SolutionIn the following circuit,the reading of the ammeter will be (Take Zener breakdown voltage $= 4 \ V$) (in $mA$)
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