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electronics and communication engineering exam question papers
1. The transfer function of a system is . The characteristic equation of the system is :
(A): (s + l)2 (s + 2) = 0
(B): 2s2 + 6s + 5 + (s + 1 )2(s + 2) = 0
(C): 2s2 + 6s + 5 - (s + l)2(s + 2) = 0
(D): 2s2 + 6s + 5 = 0
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By: guest on 02 Jun 2017 12.55 am
Characteristic equation = 1 + GH = 0 (s + 1)2(s + 2) + (2s2 + 6s + s) = 0 Apply R-H.
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