Semiconductor Devices and Logic Gates · Physics · KCET
Start PracticeMCQ (Single Correct Answer)
KCET 2023
When a $$p$$-$$n$$ junction diode is in forward bias, which type of charge carriers flows in the connecting wire?
KCET 2023
A full-wave rectifier with diodes $$D_1$$ and $$D_2$$ is used to rectify $$50 \mathrm{~Hz}$$ alternating voltage. The diode $$D_1$$ conducts ............
KCET 2023
A truth table for the given circuit is
...
KCET 2022
The resistivity of a semiconductor at room temperature is in between
KCET 2022
The forbidden energy gap for Ge crystal at 0K is
KCET 2022
Which logic gate is represented by the following combination of logic gates?
...
KCET 2021
The circuit given represents which of the logic operations?
...
KCET 2021
Identify the incorrect statement.
KCET 2021
Three photodiodes $$D_1, D_2$$ and $$D_3$$ are made of semiconductors having band gaps of $$2.5 \mathrm{~eV}, 2 \mathrm{~eV}$$ and $$3 \mathrm{~eV}$$,...
KCET 2020
In the following circuit what are P and Q
...
KCET 2020
A positive hole in a semiconductor is
KCET 2019
The conductivity of semiconductor increases with increase in temperature because
KCET 2019
For a transistor amplifier, the voltage gain
KCET 2019
In the following circuit, what are P and Q?
...