List of top Physics Questions on Digital Electronics and Logic Gates

The value of \(Q\) in the given digital circuit is
When a forward bias voltage is applied to a p-n junction diode, it:
In the following circuit, the value of Y is:
In the logic circuit, if A=1 and B=1, the outputs \( \text{Y}_{3} \) and Y are respectively:
In the given logic circuit, the bulb will glow for which of the following combinations: figure [H]
figure
For Boolean variables A and B, \( A \oplus B = A\bar{B} + \bar{A}B \). Then, which of the following statements is/are correct?
The inputs to a digital circuit are as shown below. The output Y is

The circuit consisting of NAND gates that is equivalent to an AND gate is:
Subtract (29.A)\(_{16}\) from (4F.B)\(_{16}\)

Match the LIST-I with LIST-II

LIST-I (Logic Gates)LIST-II (Expressions)
A.EX-ORI.\( A\bar{B} + \bar{A}B \)
B.NANDII.\( A + B \)
C.ORIII.\( AB \)
D.EX-NORIV.\( \bar{A}\bar{B} + AB \)

Choose the correct answer from the options given below:

Arrange the following numbers in ascending order:
A. (10110.011)\(_2\)
B. (32)\(_{10}\)
C. (5F.8)\(_{16}\)
D. F\(_{16}\)
Choose the Correct answer from the options given below:
In the logic circuit shown below, for which of the following combination(s) of inputs P and Q, the output Y will be 0?
NAND gate means
Which logic gate is represented by the following combination of logic gates?
logic gate is represented by the following combination of logic gates
The output of the two-input OR gate is high

Two diodes with zero resistance in forward bias and infinite resistance in reverse bias are connected to a battery as shown in the circuit. Then the value of current \(i\) is: 

 

The output (Y) of the given logic gate is similar to the output of an/a :
 

Choose the correct circuit which can achieve the bridge balance.
In the given network of AND and OR gates, output Q can be written as (assuming n even):
AND and OR gates

What is a Light Emitting Diode? Draw its circuit symbol.

Y = A + B is the Boolean expression for ...........
Write down truth table and Boolean expression for NOR and NAND gates.
Which one of the following logic gates is universal logic gate?
The binary equivalent of 25 is
For the logic gates shown below, the correct output is