electricalstudent

[electricalstudent]

There are two photolithography systems: one with light source of wavelength  𝜆 1 ​ = 156 nm (System 1) and another with light source of wavelength  𝜆 2 ​ = 325 nm (System 2). Both photolithography systems are otherwise identical. If the minimum feature sizes that can be realized using System1 and System2 are  𝐿 𝑚 𝑖 𝑛 1 𝑎 𝑛 𝑑 𝐿 𝑚 𝑖 𝑛 2 respectively, the ratio  𝐿 𝑚 𝑖 𝑛 1 / 𝐿 𝑚 𝑖 𝑛 2 (correct to two decimal places) is__________.

There are two photolithography systems: one with light source of wavelength λ1​ = 156 nm (System 1) and another with light source of wavelength λ2​ = 325 nm (System 2). Both photolithography systems are otherwise identical. If the minimum feature sizes that can be realized using System1 and System2 are Lmin1andLmin2 respectively, the ratio Lmin1/Lmin2(correct to two decimal places)…

[electricalstudent]

Understanding Mechanical Systems: Translational vs Rotational

In this chapter, let us discuss the differential equation modeling of mechanical systems. There are two types of mechanical systems based on the type of motion. Translational mechanical systems Rotational mechanical systems Modeling of Translational Mechanical Systems Translational mechanical systems move along a straight line. These systems mainly consist of three basic elements. Those are…

[electricalstudent]

The following program is run on  8085  microprocessor :

The following program is run on 8085 microprocessor :  Memory Address in hex  Instruction 2000 LXI SP, 1000 2003 PUSH H 2004 PUSH D 2005 CALL 2050 2008 POP H 2009 HLT  At the completion of execution of the program, the program Counter of the 8085 contains _________ and the Stack Pointeer contains ___________.

[electricalstudent]

Key Characteristics of Ideal Op-Amps Explained

An ideal operational amplifier (op-amp) is a theoretical device that exhibits a set of perfect characteristics, which makes it an essential building block in analog electronics. Here are the primary characteristics of an ideal op-amp: Characteristics of an Ideal Op-Amp Infinite Open-Loop Gain (AAA): The open-loop gain of an ideal op-amp is infinite. This means that even a very small difference…

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Master GATE EEE PYQ with Solutions

gate EEE pyq solved

[electricalstudent]

A BJT common emitter amplifier is shown below using the small-signal T model with parameters α and re. If beta 120, Re 90 ohms, and gm - 200 mA/V, what is the value of the small signal input resistance, Rin, expressed in ohms?

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Label the sketches in Figure 2 (a) to (f) as either valid root locus sketches or invalid root locussketches. You do not need to redraw the diagrams; just number your answer appropriately and statewhether or not each figure is a valid root locus sketch. [4 points] Continue reading Untitled

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Assume the feedback system in Figure 1 now has a sensing device H(s) on its feedback path andH(s) has conjugate zeros located at 2 ± j2 on the s-plane.(a) If you had to recommend this system to a customer, what would you advise with respect toincreasing the feedback gain K indefinitely? Justify your response. [5 points](b) What value of K will yield a steady-state error of 12%? [5 points] Assume…

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Consider the unity feedback control system in Figure 1, where K is a gain andG(s) = 1sand A(s) = 1as+ 1.Figure 1: A simple control system.(a) Assuming R is the unit step function, and the corresponding response overshoots the steady-state (final) value by 20%, determine the values of K and a. [5 points](b) For what value of K would the response be underdamped? [3 points](c) Assuming K = 1, for what value of a would the response be critically damped? Comment onthe relationship between a and the damping coefficient. [4 points]

Continue reading Consider the unity feedback control system in Figure 1, where K is a gain andG(s) = 1sand A(s) = 1as+ 1.Figure 1: A simple control system.(a) Assuming R is the unit step function, and the corresponding response overshoots the steady-state (final) value by 20%, determine the values of K and a. [5 points](b) For what value of K would the response be underdamped? [3 points](c)…

[electricalstudent]

Consider the function f(x,y) = e−x tan(y)(a) Linearize f about the point (1,π/4). [4 points](b) What is the error when the linearized function is used to evaluate f when x= 0 and y= π/2?[4 points] Continue reading Untitled

[electricalstudent]

1.- The figure shows the open-loop transfer function for:L(S) = K/[S(S+1)(S+2)], K=1, and H(S) = 1.Using the Nyquist criterion determine:a) Is the closed-loop system stable or unstable? Justify your answer. (25pts)b) What is the gain margin expressed in dB? (25 pts)

[electricalstudent]

3. In this question, we use MATLAB to implement a sampling and reconstruction of the signal f(t) = (5 sin(87t) + 6 sin(167t), Osts 0, otherwise a (a) Use MATLAB to plot the signal for

Auto Draft Continue reading Untitled

[electricalstudent]

generate AM signal in time domain and frequency spectrum using MATLAB

Below is a good starting point for your program: % Clear and initialize variables clearclose allhold offN=2^18; % Number of sample pointsFs=2^14; % sample frequency is 16,384 Hz is to be power of 2% because we are using the FFT and not the DFTTs=1/Fs;fc=1000; % carrier frequency is 1 kHzfm=100; Ac=10; % message frequency is 100 Hz, amplitude is 10mu2=1.0; % 100% modulationmu1=0.5; % 50%…

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P2.4Let x(n) = {2,4, -3, 1, -5, 4, 7}. Generate and plot the samples (use the stem function) of the following sequences.

P2.4Let x(n) = {2,4, -3, 1, -5, 4, 7}. Generate and plot the samples (use the stem function) ofthe following sequences. x1(n) = 2x(n – 3) + 3x(n + 4) – x(n) x2 (n) = 4x(4 + n) + 5x(n + 5) + 2x(n) x3 (n) = x(n + 3)x(n – 2) + x(1 – n)x(n + 1) x4 (n) = 2e0.5𝑛x(n) + cos(0.1πn) x(n + 2) , -10 ≤ n ≤ 10 sigshift.m is required for this which is attached here unction [y,n] = sigshift(x,m,n0) %…

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P2.3Generate the following periodic sequences and plot their samples (using the stem function)over the indicated number of periods.

P2.3Generate the following periodic sequences and plot their samples (using the stem function)over the indicated number of periods. 1 x (n) = {. . . , -2, -1, 0, 1, 2, . . .}periodic. Plot 5 periods 2x (n) = 𝑒0.1𝑛[u(n) – u(n – 20]periodic. Plot 3 periods. 3x (n) = sin(0.1πn)[u(n) – u(n – 10)]. Plot 4 periods. 4 x (n) = {. . . , 1, 2, 3, . . .}periodic + {. . . , 1, 2, 3, 4, . . .}periodic, 0…

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Generate the following random sequences and obtain their histogram using the hist function with 100 bins. Use the bar function to plot each histogram.

Generate the following random sequences and obtain their histogram using the hist function with 100 bins. Use the bar function to plot each histogram. x1(n) is a random sequence whose samples are independent and uniformly distributed over [0, 2] interval. Generate 100,000 samples. x2(n) is a Gaussian random sequence whose samples are independent with mean 10 and variance 10. Generate 10,000…

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Generate the following sequences using the basic MATLAB signal functions and the basic MATLAB signal operations discussed in this chapter. Plot signal samples using the stem function.

x1(n) = 3δ(n + 2) + 2δ(n) – δ(n – 3) + 5δ(n – 7), -5 ≤ n ≤ 15. x2(n) Σe−|k|5k=−5=δ(n – 2k), -10 ≤ n ≤ 10. x3(n) = 10u(n) – 5u(n – 5) – 10u(n – 10) + 5u(n – 15). x4(n) = e0.1n[u(n + 20) – u(n – 10)]. x5(n) = 5[cos(0.49πn) + cos(0.51πn)], -200 ≤ n ≤ 200. Comment on the waveform shape. x6(n) = 2 sin(0.01πn)cos(0.5πn), -200 ≤ n ≤ 200. Comment on the waveform shape. x7(n) = e−0.05n sin(0.1πn +…