Learning Objectives

• To plot root locus diagram of a system using rlocus function.

• To obtain the value of gain at a given point on the root locus using rlocfind function.

• To obtain the root locus for state-space representation of systems.

• To obtain frequency response of dynamic systems.

• To plot Bode diagrams and obtain the phase margin, gain margin and associated frequencies using MATLAB functions.

• To compute the frequency response specifications of a system using user defined function fresp.

• Draw the Bode plots for state-space representation of a system.

• Obtain the polar and Nyquist plot of a system.

• To plot Nichols chart of a system using nichols function.