Semiconductor Devices and Logic Gates PYQs - Last 5 Years
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Practice 15 KCET Physics questions from Semiconductor Devices and Logic Gates. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
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Last 5 Years Semiconductor Devices and Logic Gates Questions
Showing 15 of 15 filtered questions.
1Semiconductor Devices And Logic Gates
An n-type and p-type semiconductor can be obtained by respectively doping pure silicon with
MCQ+1 / -02026
2Semiconductor Devices And Logic Gates
In which of the following figures, diode is reverse biased?
MCQ+1 / -02026
3Semiconductor Devices And Logic Gates
A wafer of pure germanium crystal has two parts X and Y. The end X is obtained by doping with arsenic and Y with indium. It is connected to a battery as shown in the figure. Which of the following statements is correct?
MCQ+1 / -02026
4Semiconductor Devices And Logic Gates
The circuit shown in figure contains two ideal diodes $D_1$ and $D_2$. If a cell of emf $3 V$ and negligible internal resistance is connected as shown, then the current through $70 \Omega$ resistance, (in ampere) is
MCQ+1 / -02025
5Semiconductor Devices And Logic Gates
Which of the following statements is correct for an n-type semiconductor?
MCQ+1 / -02025
6Semiconductor Devices And Logic Gates
A $p-n$ junction diode is connected to a battery of emf 5.7 V in series with a resistant $5 \mathrm{k} \Omega$ such that it is forward biased. If the barrier potential of the diode is 0.7 V , neglecting the diode resistance, the current in ...
MCQ+1 / -02024
7Semiconductor Devices And Logic Gates
In the diagram shown, the Zener diode has a reverse breakdown voltage of $V_Z$. The current through the load resistance $R_L$ is $I_L$. The current through the Zener diode is
MCQ+1 / -02024
8Semiconductor Devices And Logic Gates
The upper level of valence band and lower level of conduction band overlap in the case of
MCQ+1 / -02024
9Semiconductor Devices And Logic Gates
Depletion region in an unbiased semiconductor diode is a region consisting of
only free electrons
only holes
only free electrons
only holes
MCQ+1 / -02024
10Semiconductor Devices And Logic Gates
A truth table for the given circuit is
MCQ+1 / -02023
11Semiconductor Devices And Logic Gates
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 ......... times in one second.
MCQ+1 / -02023
12Semiconductor Devices And Logic Gates
When a \(p\)-\(n\) junction diode is in forward bias, which type of charge carriers flows in the connecting wire?
MCQ+1 / -02023
13Semiconductor Devices And Logic Gates
Which logic gate is represented by the following combination of logic gates?
MCQ+1 / -02022
14Semiconductor Devices And Logic Gates
The forbidden energy gap for Ge crystal at 0K is
MCQ+1 / -02022
15Semiconductor Devices And Logic Gates
The resistivity of a semiconductor at room temperature is in between
MCQ+1 / -02022