In a $P-N$ junction,the thickness of the depletion layer is $10^{-6} \ m$ and the potential barrier is $0.1 \ V$. The electric field in $V/m$ is:

Depletion region in an unbiased semiconductor diode is a region consisting of

Refer to the circuit diagram given in the figure. Which of the following observations are correct?
$A.$ Total resistance of the circuit is $6 \ \Omega$.
$B.$ Current in the ammeter is $1 \ A$.
$C.$ Potential across $AB$ is $4 \ V$.
$D.$ Potential across $CD$ is $4 \ V$.
$E.$ Total resistance of the circuit is $8 \ \Omega$.
Choose the correct answer from the options given below:

$A$ semiconductor is damaged by a strong current due to:

When forward bias is applied to a $p-n$ junction,then what happens to the potential barrier $(V_B)$ and the width $(X)$ of the depletion region?

Consider the following circuit. The waveform given in input is as shown. If ${V_{B_1}}$ and ${V_{B_2}}$ are less than the peak value of the input,then the output will look like: