Semiconductor Electronics: Materials, Devices and

For a transistor in CE mode to be used as an amplifier, it must be operated in:

For the given circuit, the power across zener diode is________mW.

Statement-I: By doping silicon semiconductor with pentavalent material, the electrons density increases.

Statement-II: The n-type semiconductor has net negative charge.

In the light of the above statements, choose the most appropriate answer from the options given below:

Identify the logic operation carried out by the given circuit:-

Four NOR gates are connected as shown in figure. The truth table for the given figure is:

The photodiode is used to detect the optical signals. These diodes are preferably operated in reverse biased mode because:

A logic gate circuit has two inputs A and B and output Y. The voltage waveforms of A, B and Y are shown below. The logic gate circuit is:

In an experiment of CE configuration of n-p-n transistor, the transfer characteristics are observed as given in figure.

If the input resistance is  and output resistance is  the voltage gain in this experiment will be……………

Identify the logic operation performed by the given circuit:

Identify the correct Logic Gate for the following output (Y) of two inputs A and B.