Semiconductor Devices and Logic Gates PYQs - Last 5 Years

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All Semiconductor Devices and Logic Gates PYQs Last 10 Years Create chapter test

Practice 177 MHT CET 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 27 of 177 filtered questions.

1Semiconductor Devices And Logic Gates

On increasing the reverse bias to a large value in a P-N junction diode, current

2Semiconductor Devices And Logic Gates

If two inputs of a NAND gate are shorted, the resulting gate is

3Semiconductor Devices And Logic Gates

The following graph represents

4Semiconductor Devices And Logic Gates

Doping of a semiconductor (with small impurity atoms) generally changes the resistivity as follows.

5Semiconductor Devices And Logic Gates

If the maximum efficiency of a full wave rectifier is \(x \%\) and that of half-wave rectifier is \(y \%\), then the relation between \(x\) and \(y\) is

6Semiconductor Devices And Logic Gates

The Boolean expression for the following combination is

7Semiconductor Devices And Logic Gates

When forward bias is applied to a p-n junction, then what happens to the potential barrier \(\left(V_B\right)\) and the width \((\mathrm{X})\) of the depletion region?

8Semiconductor Devices And Logic Gates

The logic gate combination circuit shown in the figure performs the logic function of

9Semiconductor Devices And Logic Gates

The following logic gate combination is equivalent to

10Semiconductor Devices And Logic Gates

In which figure, the junction diode is forward biased?

11Semiconductor Devices And Logic Gates

Which one of the following statements is WRONG regarding LED?

12Semiconductor Devices And Logic Gates

In the following digital logic circuit, the output Y will be '1' for inputs

13Semiconductor Devices And Logic Gates

In the case of NAND gate, if A and B are the inputs and \(\mathrm{Y}\) is the output then

14Semiconductor Devices And Logic Gates

In energy band diagram of insulators, a band gap and the conduction band is respectively

15Semiconductor Devices And Logic Gates

Identify the correct circuit diagrams for the normal operation from the following.

16Semiconductor Devices And Logic Gates

In the digital circuit the inputs are as shown in figure. The Boolean expression for output \(\mathrm{Y}\) is

17Semiconductor Devices And Logic Gates

If \(p\)-\(n\) junction diode is in forward bias then

18Semiconductor Devices And Logic Gates

In the study of transistor as an amplifier if \(\alpha=\frac{I_C}{I_E}=0.98\) and \(\beta=\frac{I_C}{I_B}=49\), where \(I_C, I_B\) and \(\mathrm{I}_{\mathrm{E}}\) are collector, base and emitter current respectively then $$\left(\frac{1}{\a...

19Semiconductor Devices And Logic Gates

Identify the mismatch out of the following.

20Semiconductor Devices And Logic Gates

21Semiconductor Devices And Logic Gates

To obtain the truth-table shown, from the following logic circuit, the gate G should be

22Semiconductor Devices And Logic Gates

For the diagram shown, the resistances between points A and B when ideal diode D is forward biased is '\(R_1\)' and that when reverse biased is '\(R_2\)'. The ratio \(R_1: R_2\) is

23Semiconductor Devices And Logic Gates

Which one of the operations of \(\mathrm{n}-\mathrm{p}-\mathrm{n}\) transistor differs from that of \(p-n-p\) transistor?

24Semiconductor Devices And Logic Gates

The output of an 'OR' gate is connected to both the inputs of a 'NAND' gate. The combination will serve as

25Semiconductor Devices And Logic Gates

A pure \(\mathrm{Si}\) crystal has \(4 \times 10^{28}\) atoms per \(\mathrm{m}^3\). It is doped by 1 ppm concentration of antimony. The number of free electrons available will be

26Semiconductor Devices And Logic Gates

The given circuit has two ideal diodes \(D_1\) and \(D_2\) connected as shown in the figure. The current flowing through the resistance \(R_1\) will be

27Semiconductor Devices And Logic Gates

For a NAND gate, the inputs and outputs are given below.

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