Consider the unity feedback system with open loop transfer function the minimum value of the steady state error to a ramp input r(t) = 6tu(t) is OLTF = K/s(s+1)(s+2)

Related MCQs

• A particular control system yielded a steady state error of 0.20 for unit step input. A unit integrator is cascaded to this system and unit ramp input is applied to this modified system. What is the value of steady- state error for this modified system?
• A ramp input applied to a unity feedback system results in 5% steady state error. The type number and zero frequency gain of the system are respectively
• The steady state error for a unity feedback system for the input r(t) = Rt^2/2 to the system G(s) = K(s+2)/s(s3+7s2+12s) is
• Determine the sensitivity of the overall transfer function for the system shown in the figure below, at w=1 rad/sec with respect to the feedback path transfer function.
• In a control system integral error compensation                steady state error
• As compared to the closed loop system, an open loop system is
• Open loop system is                        stable than closed loop system
• For non-unity feedback system, the error is calculated with respect to the reference signal.
• Which of the statements are the advantages of closed loop systems over the open loop system:
• Consider the loop transfer function K(s+6)/(s+3)(s+5) In the root locus diagram the centroid will be located at: