FOURIER Series expansion of Find function shown in the following following figure. - 77 NE
(1 point) Find the appropriate Fourier cosine or sine series expansion for the function f(x) = sin(x), -A<<. Decide whether the function is odd or even: f(3) = C + C +
Problem 3: Find the Fourier series expansion for x(t)- | cos(Ttt/2) Problem 4: Determine the Fourier transform of the signal x(t) shown below which consists of three rectangular pulses. (Note: this is not a periodic function.) x(t) TI Sayfa Sonu Problem 5: Use the duality property of Fourier transform to find the Fourier transform of x(t) - sinc(Wt)
Find a Fourier series expansion of the periodic function f(t) = π - 2t, 0 ≤ t ≤ π f(t) = f(t +π) Select one:
Find a Fourier series expansion of the periodic function 0 - Sts- 2 f(t) = 4x2 cost VI VI st 2 0 .sta 2 f(t)= f (t+2A) Select one: 1 (-1)** cos 2n a. f (0) = 87 +87 4n2 -1 12 12 * (-1) "*l cosnt b. f(t) 2n-1 =+ 7 77 c. f(t) 6 12 - (-1)' cosnt 2n-1 =1 00 d. f(t) = 4A+87 .(-1) "* cos ant 4n2-1
Q#2 (22 points) (a) Find the Fourier series of the function by expanding the function as an odd periodic function with a period of 10 units, as shown in Figure below. Plot the first, second, third and fourth partial sums of this Fourier series between -5 to +5 (Matlab is preferable). There will be single graph with 4 plots (b) Draw the amplitude versus frequency spectrum for first four non-zero terms of the Fourier series. Note that y(t) for -5<t<...
For the periodic function below find the as, a, and bi coefficients in the Fourier series expansion. (20 points) 0
Find the exponential-form Fourier series for the periodic function shown below. gt)
Find a Fourier series expansion of the periodic function 0 -T -asts 2 - f(t) = 6 cost T <<- 2 2 0 I SISE 2 f(t) = f (t +21) Select one: a f(t)= 12 12 5 (-1)** cos nt 1 2n-1 b. f(t) = 12.12 F(-1)** cos 2nt T 4n-1 C 6 12 =+ 125 (-1) C05 211 472-1 6 12 (-1) * cosm d
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5.13. Obtain the Fourier series expansion of the periodic function F() shown in Fig P6. Fit、命 0 T T 37 2T FIG. P5.6
Find the Fourier Series expansion of the following functions:f(x)= { ?sin(x)? if |x| ? ?/2{ 0 if ?/2 ? |x| ? ? extended periodically