A unity feedback system with open-loop transfer function G (s) = 4/[s(s+p)] is critically damped. The value of the parameter p is(a) 4(b) 3(c) 2(d) 1This question was addressed to me in an internship interview.This interesting question is from Construction of Phase-Trajectories topic in section Nonlinear Systems of Control Systems

A unity feedback system with open-loop transfer function G (s) = 4/[s(

1.	A unity feedback system with open-loop transfer function G (s) = 4/[s(s+p)] is critically damped. The value of the parameter p is(a) 4(b) 3(c) 2(d) 1This question was addressed to me in an internship interview.This interesting question is from Construction of Phase-Trajectories topic in section Nonlinear Systems of Control Systems
Answer» The correct OPTION is (a) 4 The best EXPLANATION: The VALUE of the P can be calculated by comparing the equation with the standard CHARACTERISTIC equation.

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