# GATE SUBJECT REVISION QUIZ

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Question 1

_{2}?

+V_{DD}

Question 2

Question 3

_{BE})

_{ON}= 0.7V , (V

_{CE})

_{Sat}= 0.2V and V

_{A}= ∞. Neglecting base current |V

_{o}

_{max}| + |V

_{o}

_{min}| is equal to ____ V

[Q_{2} & Q_{3} should always be in linear mode].

Question 4

List - I

A) Single ended class A

B) Class AB push pull

C) Class B push pull

D) Class C

List - II

1) Medium efficiency with minimum distortion

2) High efficiency with crossover distortion

3) Harmonic generator with highest possible conversion efficiency

4) Poor conversion efficiency with minimum distortion

Question 5

_{1}= 0.004 μF, C

_{2}= 0.03 μF, and L = 4.0 mH.

Question 6

_{o}is _______ V

Question 7

If the input is a 100V peak square wave with a period of 20 ms. The output is so designed that it has a maximum value of 25 and minimum of –175V at the steady state, then the circuit which can perform this function can be represented as

Question 8

_{1}& R

_{2}.

Question 9

Question 10

Calculate the output voltage V_{o} (in Volt) for V_{in} = 2.5 V

Question 11

_{S}= 1.95 sin 400t is applied to a power amplifier. The resulting current is I

_{o}= 12 sin 400t + 1.2 sin 800t + 0.9 sin 1200t + 0.4 sin 1600t. Find the increase in power because of distortion.

Question 12

If I_{Q} = 2mA, the value of V_{o} (in V)is

Question 13

_{z}and D is 0.7V, while breakdown voltage of zener is 3.3V and reverse break down of D is 50V. The other parameters can be assumed to be the same as those of an ideal diode. The values of the peak output voltage (V

_{0}) are (given ω= 314 rad/sec)

Question 14

The type of amplifier and feedback factor of the amplifier

Question 15

V_{th} = – 2V, k_{n} = 5m A/v^{2} , λ = 0.01v^{–1} Find the voltage gain, Av

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