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ISRO 2017 Electronics: Champion Quiz 1

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Question 1

Fig. shows transistor tuned amplifier. The parallel resonant circuit has a capacitor of 250 pF in one branch and inductor of 1.25 Description: E:\Gate\SSC-JE Electrical - Part 1\41_Transistor-Tuned-Amplifiers-final_files\image024.pngH in the other branch. The inductor has a resistance of 10Description: E:\Gate\SSC-JE Electrical - Part 1\41_Transistor-Tuned-Amplifiers-final_files\image022.png .
Description: E:\Gate\SSC-JE Electrical - Part 1\41_Transistor-Tuned-Amplifiers-final_files\image025.png
The dynamic impendence of the parallel resonant circuit at resonant frequency is

Question 2

The bode plot of a non-minimum phase system is shown below

The transfer function is

Question 3

A decimal number has 25 digits. The minimum number of digits required for its hexadecimal representation are _____.

Question 4

What will be the potential for the region between two concentric right circular cylinders where V=0 at = 1mm and V=100V at = 20mm.

Question 5

Given the second order differential equation y” – 2y’ + y = 0
Which of the following statement is correct about the solutions?
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Jun 24ESE & GATE EC