1

WB JEE 2021

MCQ (Single Correct Answer)

+1

-0.25

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

2

WB JEE 2021

MCQ (Single Correct Answer)

+1

-0.25

For the given logic circuit, the output Y for inputs (A = 0, B = 1) and (A = 0, B = 0) respectively are

3

WB JEE 2020

MCQ (Single Correct Answer)

+1

-0.25

A common emitter transistor amplifier is connected with a load resistance of 6 k$$\Omega $$
. When a small AC signal of 15 mV is added to the base-emitter voltage, the alternating base current is 20$$\mu $$A and the alternating collector current is 1.8 mA. What is the voltage gain of the amplifier?

4

WB JEE 2020

MCQ (Single Correct Answer)

+1

-0.25

In the circuit shown, the value of $$\beta $$ of the transistor is 48. If the supplied base current is 200 $$\mu $$A, what is the voltage at the terminal Y?

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

Number in Brackets after Paper Indicates No. of Questions

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Physics

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