List of top Physics Questions on applications of diode asked in BITSAT

What is the voltage gain in a common emitter amplifier where input resistance is 3Ω, load resistance 24Ω, and β = 0.6?

In the circuit shown below, V(t) is the sinusoidal voltage source, the voltage drop VAB(t) across the resistance R is

In $CE$ transistor amplifier, the audio signal voltage across the collector resistance of $2\, k \Omega$ is $2\, V$. If the base resistance is $1\, k \Omega$ and the current amplification of the transistor is $100$, the input signal voltage is

Transfer characteristics (output voltage $ V_o $ vs input voltage $ V_i $) for a base biased transistor in CE configuration is as shown in the figure. For using transistor as a switch, it is used
\includegraphics[width=0.5\linewidth]39.png

In a semiconductor diode, the barrier potential offers opposition to:

A d.c. battery of V volts is connected to a series combination of a resistor R and an ideal diode D as shown in the figure below. The potential difference across R will be

A transistor has a base current of 1mA and emitter current 90mA. The collector current will be