Electronics and Communication Engineering - Automatic Control Systems - Discussion
Discussion Forum : Automatic Control Systems - Section 2 (Q.No. 20)
20.
A system with transfer function

may be approximated by the system

may be approximated by the system
Answer: Option
Explanation:
Coefficient (s + 15) gives the term e-15t and the coefficient (s + 20) gives the term e-20t.
These can be neglected as compared to terms corresponding to s and (s + 1).
Discussion:
1 comments Page 1 of 1.
R.Vignesh said:
7 years ago
Here, e Power minus infinity is zero so, the e power -15 t and e power -20 t is zero that's why it is neglected.
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