Solve the following questions: QI: An exponential signal, X (t) = 7 e* is samples at a frequency of 25 Hz, beginning at time t= 0 (a) Express the sampled sequence, X[ n], up to the fourth term. (b) If the signal is delayed by 0.3 second, what would be the first fourth terms?

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Q: QUESTION 1 s+3 (a) A system has a transfer function G(s) = State the system type. Hence,…

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Q: (d) In a communication system, the carrier signal at the receiver is modelled as X(t) = sin(2nft +…

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Q: 1. Consider the signal r(t) given below. t – 1, if 1<t < 2, if 2 <t < 3, r(t) = 0, 1, otherwise. For…

A: x (t) = t-1 if 1&lt; t&lt; 2 1    if 2&lt;t&lt;3 0     otherwise       lets first draw x (t)   a)…

Q: Find the discrete signal obtained by sampling the analog signal x(t) = cos(2000 * pi * t) + sin(5000…

A: Given x(t) = cos(2000 * pi * t) + sin(5000 * pi * t) sampling rate fs = 5000 samples/second

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Q: Suppose that a continuous-time linear time-invariant system has the following system transfer…

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A: Continuous Time Signal: A continuous-time signal, often known as an analog signal, is a signal with…

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Q: Select an answer 3. In a coherent digital communication system, in order to recover the useful…

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Q: x[n] 2 -3 7 -2 -1 0 1 2 3 4 5 6 8 Using the discrete time signal x[n] in the figure above, calculate…

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Q: If the signal-to-noise ratio is lowered by 60%, the following value will be obtained: Select your…

A: The solution is given below

Q: 0,t 1

A: In this question we will plot the signal...

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Q: 1.17 Sketch the following discrete-time signals: 1, -3<n<3 (a) x[n] = < 0, otherwise 1, n =-1 2, n =…

A: According to the question, we need to sketch discrete-time signal.

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Q: Fix N=4. Compute the DFT of the following signal x[n] = [1, -1, 1, 1].

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Q: 3) Consider an analog pulse x(t) = { °, 0 <t<1 otherwise Find mathematical expressions for x(t)…

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Q: 1. A system has K, (i.e., position error constant) = 3. What steady-state error can be expected for…

A: This question belongs to control system . It is based on the concept of steady state error from…

Q: 1. Given a system with input x(t) and impulse response h(t) given by: x(t) = u(t), h(t) = u(t). Let…

A: Given, Input x(t)=u(t), Impulse response h(t)=u(t) Here, we have to find: PART (a): output of a…

Q: 0,t 1

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Q: b) The output response y, of a discrete time system is given by Yn = 2 xn + 0.55 yn-1– 0.1 yn-2 v)…

A: v) Given output response of a discrete system is given by yn=2xn+0.55yn-1-0.1yn-2 Apply Z-transform…

Q: Calculate the output of the system if the input signal x(n) = {1,,82, 0 , 14,4 5,0 6} 3 and the…

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Q: Given the analog signal x(t) = sin(480πt)−3sin(720πt) that is sample at 600 times per second, what…

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Q: A continuous time signal is represented by x(t) = 2 cos 20 nt + 2 sin 20nt Find the discrete-time…

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Q: The DSP system has a sampling frequency of 1 kHz, if x(t) = 10 cos(300tt), and h(n) = (0.5)" u(n),…

A: we have given the following problem The DSP system has a sampling frequency of 1Khz, if…

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Q: 1. Given, C(s)/R(s) = 25/ s2+10s+25. Derive the time response of system when excited with step input…

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Q: A device has an output bit rate of 512 kbits/s. Design a digital modulation scheme for the device if…

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Q: Let x(t) = 5 cos(27(400)t + 0.57) + 10 cos(27(600)t – 0.57). The signal x(t) is sampled at f, =…

A: According to the question,

Q: The DSP system has a sampling frequency of 1 kHz, if x(t) = 10 cos(300rt), and h(n) = (0.5)" u(n),…

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Q: 5. Let discrete-time signal x[n] written as x[n] = sin (₁) be the result of sampling of a certain…

A: Given:  xct=sinΩ0tAfter sampling xct with sampling frequency Ωs, xn is obtainedxn=sinπ2n Required:…

Q: 1. Assume that a message signal is given by m(t) = sin[2r(1000)t]. The message signal is sampled at…

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Q: A signal x(t) = 1+ cos 100(pi)t is sampled interval of 0.02 second. Can the original signal be…

A: we need to check original signal can be recovered or not?

Q: 1. Given a system with input x(t) and impulse response h(t) given by: x(t) = u(t), h(t) = u(t). Let…

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Q: 3. Consider the analog audio signal x(t) = 4 cos 1000 nt + 2 sin 2000 nt -5 cos 8000 t (a) What is…

A: The solution is given below