1 if t>0 Consider the unit step function u(t) if t0 0 if t< The Fourier transform of the unit ste...
What is the fourier transform of two unit step function multiplication like F[u(t+3).u(3-t)]=?
In the previous homework, the Fourier Transform of x(t)- t[u(t)-u(t-1) was found to be x(t) 2 0 -1 -2 -3 5 4 3-2 0 2 3 4 5 a) b) Using known Fourier transforms for the terms of y(t), find Y(j). (Hint: you will have to apply some c) Apply differential properties to X(ju) to verify your answer for part b Differentiate x(t), y(t) = dx/dt. Note, the derivative should have a step function term. Include a sketch of y(t)...
Consider the periodic function defined by 1<t0, 0<t<1, f(t)= f(t+2) f(), and its Fourier series F(t): Σ A, cos(nmi) +ΣB, sin (nπί), F(t)= Ao+ n1 n=1 (a) Sketch the function f(t) the function is even, odd or neither even nor odd. over the range -3<t< 3 and hence state whether (b) Calculate the constant term Ao Consider the periodic function defined by 1
1) do both a & b subparts thank u 2cost,tl s 1 2 lt > 2 (a) The Fourier transform of the function: f(t)=(cost, 1 < is 0, 3 cos(w+5) (b) The inverse Fourier transform of the function F (w)22 is 2cost,tl s 1 2 lt > 2 (a) The Fourier transform of the function: f(t)=(cost, 1
e2"u(-?) where u(9) is the usual CT unit step. 3. what signal x(t) has Fourier Transform X(ja) (10 pts.)
Q1 Write the following function in terms of unit step functions. Hence, find its Laplace transform 10<tsI g(t) = le-3, +1 , 1<t 2 .22 Q2 Use Laplace transform to solve the following initial value problem: yty(o)-0 and y (0)-2 A function f(x) is periodic of period 2π and is defined by Q3 Sketch the graph of f(x) from x-2t to2 and prove that 2sinh π11 f(x)- Q4 Consider the function f(x)=2x, 0<x<1 Find the a Fourier cosine series b)...
please solve, previous ones all wrong! Question 11 1 mark) Attempt 2 What is the Inverse Fourier transform of F(u)- 10-5? Reflection: F-1[F(-u)]=f(-t) Your answer should be expressed as a function of t using the correct syntax. Inverse F.T. is f(t) Question 12 (T mark) Attempt 2 What is the Inverse Fourier transform of: 7 16+iw-4)2 Reflection: F--) Your answer should be expressed as a function of t using the correct syntax. Inverse F.T. is f(t) Question 13 (2 marks)...
Fourier transform: 3. Consider the equation a(x, 0) = f(x) u(x,t) lim 0 Using a Fourier transform, solve this equation. Evaluate your solution in the case when f(x)-δ(x). 3. Consider the equation a(x, 0) = f(x) u(x,t) lim 0 Using a Fourier transform, solve this equation. Evaluate your solution in the case when f(x)-δ(x).
QUESTION 1 Consider the time domain signal shown below. Determine the magnitude of the Fourier Transform, X(w), at a frequency of ω : 22 rad/sec, for a-3, b = 2, and c=2 be" for te[0,c] x(t)-| 0 forte(0,c] QUESTION 1 Consider the time domain signal shown below. Determine the magnitude of the Fourier Transform, X(w), at a frequency of ω : 22 rad/sec, for a-3, b = 2, and c=2 be" for te[0,c] x(t)-| 0 forte(0,c]
a) In the lecture, we derived the transform of r(t) = e-atu(t), where u(t) is the unit step function. Using the linearity and scaling properties, derive the Fourier transform of e-a41 = 2(t) + 3(-1). b) Using part (a) and the duality property, determine the Fourier transform of 1/(1++). c) II y(0) 1 + (36) find the Fourier transform of y(). 1