0, t<0 f(t) = {1, 04 (a) Is the signal time-limited? Justify. (b) Find the Fourier transform of the signal. Simplify your answer. (c) Is the signal band-limited? Justify.
0, t<0 f(t) = {1, 04 (a) Is the signal time-limited? Justify. (b) Find the Fourier transform of the signal. Simplify your answer. (c) Is the signal band-limited? Justify.
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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Question
Consider the Signal Below
![0,
t<0
f(t) = {1,
0<t < 4
e-2(t-4), t>4
(a) Is the signal time-limited? Justify.
(b) Find the Fourier transform of the signal. Simplify your answer.
(c) Is the signal band-limited? Justify.
(d) Explain in words the relationship between the signal f given above and the signal g given below
t<0
g(t) =
1,
0<t< 2
e-2(21-4). t> 2.
(e) Use your answer to parts (b) to obtain ĝ(a), without computing it from definition.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa50ac85a-4790-4cc0-a2de-af6ad734459a%2F01f57c3e-f494-4402-997d-203dffc127d7%2Fziysh2_processed.png&w=3840&q=75)
Transcribed Image Text:0,
t<0
f(t) = {1,
0<t < 4
e-2(t-4), t>4
(a) Is the signal time-limited? Justify.
(b) Find the Fourier transform of the signal. Simplify your answer.
(c) Is the signal band-limited? Justify.
(d) Explain in words the relationship between the signal f given above and the signal g given below
t<0
g(t) =
1,
0<t< 2
e-2(21-4). t> 2.
(e) Use your answer to parts (b) to obtain ĝ(a), without computing it from definition.
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