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GATE 2022 Toppers Quiz 24

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Question 1

A low pass circuit, followed by an ideal differentiator is given by

If the input PSD is given by

The output signal power is given by________

Question 2

The logic function f(x,y) realized by the given circuit?

Question 3

A signal x (t) is defined in the range – 5 ≤ t ≤ 5 and has energy of 16 units. If a new signal y (t) is formed by transforming x (t) is given as

then the energy of the new signal y (t) will be _________ units.

Question 4

An amplifier exhibits distortion in the form of voltage fluctuations of ~ 10%. These fluctuations are to be restricted to ~ 1% by incorporating negative feedback in the amplifier circuit. If ultimate gain is desired to be 120, what should be the open loop gain of the amplifier?

Question 5

Calculate the bias current of M₁ in the below figure. Assume μ_nC_ox = 100 μA/V² and V_TH = 0.4V. It gate voltage increases by 10 mV, what is the change in the drain voltage?