Define: State, state vector and State space.
[3 marks]Define transfer function and state its properties for closed loop system.
[4 marks]Sketch the root locus of the system whose open loop transfer function is, G(s) = K / s (s + 1)(s + 3) Determine the value of Kfor damping ratio equal to 0.5.
[7 marks]What is Bode plot? State its advantages.
[3 marks]Explain Nyquist stability criterion for frequency response unity feedback systems with suitable example.
[4 marks]Explain Hydraulic PID controller with neat sketch.
[7 marks]Briefly discuss performance specifications of frequency response analysis for linear controls systems
[7 marks]Explain Lag – Lead Compensation of Time response.
[3 marks]Determine stability of a close-loop system using Routh-Hurwitz criterion whose characteristics equation is S3 + 4.5S2 + 3.5S + 15 = 0
[4 marks]Explain the procedure of drawing Bode plot and determination of gain margin, phase margin and stability with a suitable example.
[7 marks]Write any three salient features of Root Locus plot.
[3 marks]Briefly discuss about the relative stability from Nyqist plot.
[4 marks]Explain working of hydraulic PID controller with neat sketches and write transfer function for the same with usual notations.
[7 marks]What is Common physical non-linear system?
[3 marks]Explain the concepts of Observability and Controllability.
[4 marks]Explain phase plane method for non-linear control system.1
[7 marks]What is Point to Point Control system?
[3 marks]Explain Continuous Path Control.
[4 marks]Explain Liapunov’s stability criterion in details.
[7 marks]Explain Force Control system.
[3 marks]How the stability of non-linear system is achieved?
[4 marks]With neat sketch explain the working of Hydraulic PI controller and derive the transfer function.
[7 marks]Explain pole placement by state feedback.
[3 marks]Explain system analysis by phase plane method.
[4 marks]Write a short note on stability analysis by describing function method.
[7 marks]