1

WB JEE 2023

MCQ (Single Correct Answer)

+1

-0.25

Consider the logic circuit with inputs A, B, C and output Y. How many combinations of A, B and C gives the output Y = 0 ?

2

WB JEE 2022

MCQ (Single Correct Answer)

+1

-0.25

A Zener diode having break down voltage Vz = 6V is used in a voltage regulator circuit as shown in the figure. The minimum current required to pass through the Zener to act as a voltage regulator is 10 mA and maximum allowed current through Zener is 40 mA. The maximum value of R_{s} for Zener to act as a voltage regulator is

3

WB JEE 2022

MCQ (Single Correct Answer)

+1

-0.25

The expression $$\overline A (A + B) + (B + AA)(A + \overline B )$$ simplifies to

4

WB JEE 2021

MCQ (Single Correct Answer)

+1

-0.25

What is the value of current through the diode in the circuit given?

Questions Asked from Electronic Devices (MCQ (Single Correct Answer))

Number in Brackets after Paper Indicates No. of Questions

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