The loop transfer function of controller Gc(s) is :(a) 1+0.1s/s(b) -1+0.1s/s(c) –s/s+1(d) s/s+1I have been asked this question in an interview.This is a very interesting question from Time Response of Second Order Systems in division Time Response Analysis, Design Specifications and Performance Indices of Control Systems

The loop transfer function of controller Gc(s) is :(a) 1+0.1s/s(b) -1+

1.	The loop transfer function of controller Gc(s) is :(a) 1+0.1s/s(b) -1+0.1s/s(c) –s/s+1(d) s/s+1I have been asked this question in an interview.This is a very interesting question from Time Response of Second Order Systems in division Time Response Analysis, Design Specifications and Performance Indices of Control Systems
Answer» CORRECT answer is (a) 1+0.1s/s The explanation: The transfer FUNCTION of the CONTROLLER is 0.1s+1/s Gc(s) = 0.1s+1/s.

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