Find the resonant peak for damping ratio of 0.72 ?

In a control system the output of the controller is given to

Root locus of s(s+2)+K(s+4) =0 is a circle. What are the coordinates of the center of this circle?

A unit step input is applied to the system of type 1 then

find steady state error ?

Minimum phase system has all 5 poles at origin and 2 zeroes then find ending angle( ω = infinte) of polar plot ?

In closed loop control system, what is the sensitivity of the gain of the overall system, M to the variation in G?

Find out the Closed Loop Transfer Function of a second-order system, having a natural frequency of 2 radian/sec and a damping ratio of 0.5?

What is the effect of adding a zero to the root locus of a system?

Which of the following statements is incorrect?

What is the characteristic of a good control system?