Zener Diode

Which of the following is/are correct

(i) The symbol  for zener diode is



(ii) The reverse I – V characteristics of a zener diode.

The following $I–V$ characteristics. Curve is of a:

A zener diode of power rating $1.6 \mathrm{W}$ is to be used as voltage regulator. If the zener diode has a breakdown of $8 \mathrm{V}$ and it has to regulate voltage fluctuating between $3 \mathrm{V}$ and $10 \mathrm{V}$ The value of resistance $R_s$ for safe operation of diode will be

What is a Zener diode?

Distinguish between Zener diode and rectifier diode.

What will be the current flowing through the $6\mathrm{k\Omega }$ resistor in the circuit shown, where the breakdown voltage of the zener is $6\mathrm{V}$?

Consider the diagram given below

Breakdown voltage for Zener diode is $10 \mathrm{V}$. Current through the Zener diode is (consider the diodes as ideal diodes) and Zener diode operating in the breakdown region

In the circuit given above, what is the diode current if the unknown resistance is $5 \mathrm{k\Omega }$?

Name the semiconductor device that can be used as voltage regulator.

Consider the voltage regulation circuit shown below. The unregulated voltage varies between $9 \mathrm{V}$ to $12 \mathrm{V}$.

At what value of the unregulated voltage, the currents through the load resistor and Zener diode will be equal?

Write the value of current $I_3$ (in $\mathrm{mA}$) in the circuit shown in the figure.

The main cause of zener breakdown is

Explain zener breakdown.

In Zener diode, for currents greater than the knee current, the V-I curve is almost straight line_____ to x-axis.

Explain V-I characteristics of zener diode?

For a p-n junction normal diode and a Zener diode, which of the following statements is true?

The value of the resistor, $R_S$, needed in the DC voltage regulator circuit shown here, equals:

Figure shows a $\mathrm{D}\mathrm{C}$ voltage regulator circuit, with a Zener diode of breakdown voltage $=6 \mathrm{V}$ . If the unregulated input voltage varies between $10 \mathrm{V}$ to $16 \mathrm{V},$ then what is the maximum Zener current?

In the circuit shown in figure, Zener diode is properly biased. Power dissipated in diode (in $mW$) is:

In connection with the circuit drawn below, the value of current flowing through $2 \mathrm{k\Omega }$ resistor is $x\times {10}^{-4} \mathrm{A}$. The value of $x$ is,