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Which one of the following best describes the frequency spectrum for in the interval -4.41. you can forst present it in table form O A. 15 10 10 15 20 OB. .0 OC. 04 15 20

Which one of the following best describes the frequency spectrum for in the interval -4.41. you can forst present it in table form O A. 15 10 10 15 20 OB. .0 OC. 04 15 20

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Which one of the following best describes the frequency spectrum for in the interval -4.41. you can forst present it in table form O A. 15 10 10 15 20 OB. .0 OC. 04 15 20
Transcribed Image Text:Which one of the following best describes the frequency spectrum for in the interval -4.41. you can forst present it in table form O A. 15 10 10 15 20 OB. .0 OC. 04 15 20
Expert Solution
Step 1

We know that, 

sincn =sinnn 

And, at n = 0, 

sinc(n=0) = 1, 

So,

1/2 sinc(nπ/2) = 1/2 = 0.5 

Hence, it will have all features of sine graph, but its amplitude decreases as the signal moves towrds left or right of the origin i.e. as magnitude of n increases

 

 

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