Q5) An LTI system is characterized by the differential equation below: d d d² dt2 = y(t)+ = y(t)+16.25y(t) == x(t) dt a) Write the characteristic equation. b) Find the characteristic roots. c) Write the form of the zero-input response.
Q5) An LTI system is characterized by the differential equation below: d d d² dt2 = y(t)+ = y(t)+16.25y(t) == x(t) dt a) Write the characteristic equation. b) Find the characteristic roots. c) Write the form of the zero-input response.
Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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
Transcribed Image Text:Q5) An LTI system is characterized by the
differential equation below:
d²
d
= y(t)+ = y(t)+16.25y(t) == x(1)
dt²
dt
dt
a) Write the characteristic equation.
b) Find the characteristic roots.
c) Write the form of the zero-input response.
d) Write the final zero-input response if yzı(0)=0 and
dyzi(0)/dt=2.
e) Plot the final zero-input response in
Matlab/Octave and select the correct graph on the
side:
f) What are the characteristic modes for this system?
0
0.5
0
-0.5
0
0
5
(1)
5
(3)
10
10
0.5
-0.5
0.1
0
-0.1
-0.2
Am
0
0
5
(2)
5
(4)
10
10
Expert Solution

Step 1
Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for you. To get remaining sub-part solved please repost the complete question and mention the sub-parts to be solved.
Given:
Differential equation of a LTI system
To find:
a) characteristic equation
b) the characteristic roots
c) the form of Zero input response
Step by step
Solved in 3 steps with 2 images
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