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*4. Modified version of Lathi Prob. 1.2.2: 12 15 24 ...... Figure P1.2-1 a) Decompose the...
Kindly provide calculation and show each step. Thanks (a) Given the signal x(t) in Figure 2,...
Kindly provide calculation and show each step. Thanks
(a) Given the signal x(t) in Figure 2, sketch the signal for: xit) 12 10 - 2- 0.2 0.4 0.6 2 14 1.6 1.8 2 0.8 Figure 2 i. x(t+2) [4 Marks] ii. x(t/3) [4 Marks] iii. x(2t) [4 Marks] iv. -X(t) [4 Marks] (b) Given the signal x(t) in Figure 3, sketch the signal for x-(2t-2): xit 25 2 1.5 1 0.5 -0.5 0.5 1 1.5 2 2.5 3.5 Figure 3...
wi() (V) 3 2 1 1 234 56 7 t (ms) 4. Express the signal above...
wi() (V) 3 2 1 1 234 56 7 t (ms) 4. Express the signal above (a) in terms of unit step and ramp functions, and (b) in terms of puls functions. (c) Show that your answers to (a) and (b) are equivalent.
Please finish these questions. Thank you Given find the Fourier transform of the following: (a) e dt 2T(2 1) 4 cos (2t) (Using properties of Fourier Transform to find) a) Suppose a signal m(t) is giv...
Please finish these questions. Thank you
Given find the Fourier transform of the following: (a) e dt 2T(2 1) 4 cos (2t) (Using properties of Fourier Transform to find) a) Suppose a signal m(t) is given by m()-1+sin(2 fm) where fm-10 Hz. Sketch the signal m(t) in time domain b) Find the Fourier transform M(jo) of m(t) and sketch the magnitude of M(jo) c) If m(t) is amplitude modulated with a carrier signal by x(t)-m(t)cos(27r f,1) (where fe-1000 Hz), sketch...
7 Draw the continuous time signal. x(t)={r(t)-r(t-2)-r(t-4)+r(t-6)}+{u(t+4)-2u(t+2)+2u(t)-u(t-6)} where [u(t) is unit step signal and r(t) is...
7 Draw the continuous time signal. x(t)={r(t)-r(t-2)-r(t-4)+r(t-6)}+{u(t+4)-2u(t+2)+2u(t)-u(t-6)} where [u(t) is unit step signal and r(t) is unit ramp signal]. And sketch the following i. yl(t)=x[-1-2) ii. y2(t)=x[3-t] 15 Marks
Problem 1. (15 points each) For the signal f (t) f(t) 3 2 せ - 1...
Problem 1. (15 points each) For the signal f (t) f(t) 3 2 せ - 1 2 3 a) Describe signal f (t) in a compact form by using unit step functions b) Find and sketch(t) dt
1. Consider the signal represented in Figure 1. a) Write an analytical formula to represent the...
1. Consider the signal represented in Figure 1. a) Write an analytical formula to represent the signal x(t). b) Consider the signal x(t). For each of the following combinations, draw the signal and indicate its duration, extension and area: Xa(t) = x(t – 3); xo(t) = x(2t); Ic(t) = x(-3(t + 1)); Id(t) = 2x(2t) – x(t) – 2x(-(t + 4)); Le(t) = xd(t) + rect(476). c) Compute the Fourier transform of r(t). AX(t) 2 1 2 5 7 t...
For a signal representation shown graphically, it can be represented in terms of some basic signals...
For a signal representation shown graphically, it can be represented in terms of some basic signals such as unit step function. Consider the graphical representation of signal as in Figure Q1. (a) State the expression of x(t) in terms of the unit step function. (4 marks) (b) Find the expression for xo(t) and xe(t). (8 marks) (c) Plot y(t) = 3x(2t - 1). (5 marks) (d) Determine the energy and power of the signal x(t) given in Figure Q1. 0...
For the signal g(t) shown in the following figure: a. Sketch the signals: 4. i) g(20)...
For the signal g(t) shown in the following figure: a. Sketch the signals: 4. i) g(20) ii) g(t-12) iii) g(6t) iv) g(3-t) find the energies of all the signals in part (a) b. g(t) 0.5 0 12 15 24
I'm not sure, is the final amswers a) 12 >(FT)> 24 pi s(w) b) x(w)= 5[pi...
I'm
not sure, is the final amswers
a) 12 >(FT)> 24 pi s(w)
b) x(w)= 5[pi s (w+7) + 1/j(w+7) ]
c) sin 2t >(FT)> pi/2j [ s(w-2) - s(w+2)]
Did I get them correct?
), of the following functions. Integration may not be required. 3 3 Compute the Fourier transform, X points) a) x(t) 12 -j7t b) x(t) - 5e-17 u(t) sin(2t) c) x(t)
Question 4 Given z(t) as shown in the figure a) Sketch z(t 1) b) Sketch a(t...
Question 4 Given z(t) as shown in the figure a) Sketch z(t 1) b) Sketch a(t -2) c) Sketch z(2t +1) d) Sketch r(4-t/2) 2.5 115 Question 5 Given z(t) as shown in the figure, sketch -3zt 0
Kindly provide calculation and show each step. Thanks
(a) Given the signal x(t) in Figure 2, sketch the signal for: xit) 12 10 - 2- 0.2 0.4 0.6 2 14 1.6 1.8 2 0.8 Figure 2 i. x(t+2) [4 Marks] ii. x(t/3) [4 Marks] iii. x(2t) [4 Marks] iv. -X(t) [4 Marks] (b) Given the signal x(t) in Figure 3, sketch the signal for x-(2t-2): xit 25 2 1.5 1 0.5 -0.5 0.5 1 1.5 2 2.5 3.5 Figure 3...
wi() (V) 3 2 1 1 234 56 7 t (ms) 4. Express the signal above (a) in terms of unit step and ramp functions, and (b) in terms of puls functions. (c) Show that your answers to (a) and (b) are equivalent.
Please finish these questions. Thank you
Given find the Fourier transform of the following: (a) e dt 2T(2 1) 4 cos (2t) (Using properties of Fourier Transform to find) a) Suppose a signal m(t) is given by m()-1+sin(2 fm) where fm-10 Hz. Sketch the signal m(t) in time domain b) Find the Fourier transform M(jo) of m(t) and sketch the magnitude of M(jo) c) If m(t) is amplitude modulated with a carrier signal by x(t)-m(t)cos(27r f,1) (where fe-1000 Hz), sketch...
7 Draw the continuous time signal. x(t)={r(t)-r(t-2)-r(t-4)+r(t-6)}+{u(t+4)-2u(t+2)+2u(t)-u(t-6)} where [u(t) is unit step signal and r(t) is unit ramp signal]. And sketch the following i. yl(t)=x[-1-2) ii. y2(t)=x[3-t] 15 Marks
Problem 1. (15 points each) For the signal f (t) f(t) 3 2 せ - 1 2 3 a) Describe signal f (t) in a compact form by using unit step functions b) Find and sketch(t) dt
1. Consider the signal represented in Figure 1. a) Write an analytical formula to represent the signal x(t). b) Consider the signal x(t). For each of the following combinations, draw the signal and indicate its duration, extension and area: Xa(t) = x(t – 3); xo(t) = x(2t); Ic(t) = x(-3(t + 1)); Id(t) = 2x(2t) – x(t) – 2x(-(t + 4)); Le(t) = xd(t) + rect(476). c) Compute the Fourier transform of r(t). AX(t) 2 1 2 5 7 t...
For a signal representation shown graphically, it can be represented in terms of some basic signals such as unit step function. Consider the graphical representation of signal as in Figure Q1. (a) State the expression of x(t) in terms of the unit step function. (4 marks) (b) Find the expression for xo(t) and xe(t). (8 marks) (c) Plot y(t) = 3x(2t - 1). (5 marks) (d) Determine the energy and power of the signal x(t) given in Figure Q1. 0...
For the signal g(t) shown in the following figure: a. Sketch the signals: 4. i) g(20) ii) g(t-12) iii) g(6t) iv) g(3-t) find the energies of all the signals in part (a) b. g(t) 0.5 0 12 15 24
I'm
not sure, is the final amswers
a) 12 >(FT)> 24 pi s(w)
b) x(w)= 5[pi s (w+7) + 1/j(w+7) ]
c) sin 2t >(FT)> pi/2j [ s(w-2) - s(w+2)]
Did I get them correct?
), of the following functions. Integration may not be required. 3 3 Compute the Fourier transform, X points) a) x(t) 12 -j7t b) x(t) - 5e-17 u(t) sin(2t) c) x(t)
Question 4 Given z(t) as shown in the figure a) Sketch z(t 1) b) Sketch a(t -2) c) Sketch z(2t +1) d) Sketch r(4-t/2) 2.5 115 Question 5 Given z(t) as shown in the figure, sketch -3zt 0
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