List of top Physics Questions on applications of diode

A p-n junction in reverse bias:
In a common emitter transistor, \( \beta = 100 \), \( R_c = 2\,\text{k}\Omega \), and the output voltage is \(2\,\text{V}\). If \( R_b = 1\,\text{k}\Omega \), find the input voltage.
In a diode rectifier, the capacitors with large values of $C$ are used in filter circuits in order to
If $5,mA$ current is drawn from the voltage source in the circuit connected with two resistors each of $2.4,k\Omega$ and four ideal diodes, then the source voltage is
If the voltage applied to a diode having forward bias resistance of 1 $\Omega$ is changed from 0.6 V to 0.9 V, the change in current in it is
The rate of fall of the voltage across the capacitor in a filter used in a diode rectifier depends
Ripple frequency of a full wave rectifier is
Which of the following figure represents forward bias diode?
When LED is manufactured by using aluminium gallium arsenide (AlGaAs), it emits
The pn junction diode acts as a rectifier because:
The I-V characteristic of a semiconductor diode in forward bias is a/an:
Which of the following figure represents forward bias diode?
When LED is manufactured by using aluminium gallium arsenide (AlGaAs), it emits
A p-n junction diode without any voltage biasing acts as:
The reverse biasing in a junction diode,
An alternating voltage of \( 250\,\text{V},\,50\,\text{Hz} \) is applied to a full wave rectifier. If the internal resistance of each diode is \( 10\,\Omega \) and the load resistance is \( 5\,\text{k}\Omega \), the peak value of output current is
What is the dc component of the output voltage if a sinusoidal signal of \(33\,\text{V}\) peak voltage is the input of a half wave diode rectifier circuit?
The zener voltage in the circuit shown is \( V_Z = 20 \, V \). The load resistance \( R_L = 5k\Omega \) and the resistance \( R_S = 10k\Omega \). If the input voltage is \( V_S = 100 \, V \), then the current through the zener diode in milliampere is:

Three ideal diodes and resistors connected to the cell of negligible internal resistance is as shown. Find the current passing through the \( 10\Omega \) resistor.

Which of the following figure represents forward bias diode?
When LED is manufactured by using aluminium gallium arsenide (AlGaAs), it emits
In a full wave rectifier, for an input ac voltage
If a diode is forward biased, then the
In the circuit shown, diode has \(20\Omega\) forward resistance. When \(V_i\) increases from \(8V\) to \(12V\), change in current is \(x\,mA\). Find \(x\).
The electrostatic potential due to an electric dipole at a distance \( r \) varies as: