Define: (1) System (2) Output (3) Input
[3 marks]Compare open loop and closed loop system.
[4 marks]What is transfer function? Define Pole, Zero, Gain and Characteristic equation with examples.
[7 marks]List properties of Laplace Transform.
[3 marks]Find Laplace transform of sin (wt)
[4 marks]Determine the Transfer function Vo (s) /Vi (s) of the electrical system shown in given Figure.
[7 marks]Discuss rules for block diagram reduction with example
Define: (1) State (2) State variable (3) State vector
[3 marks]Discuss various standard inputs used in the control system analysis.
[4 marks]Explain the mathematical modelling of fundamentals components of mechanical rotational system.
[7 marks]Define Type and order of the system
[3 marks]Derive the expression for static error coefficients.
[4 marks]What is force voltage analogous system? Which are analogous quantities according to this method?
[7 marks]Define: (1) Undamped system (2) Damped frequency of oscillation (3) Natural frequency of oscillation
[3 marks]Analyze necessary conditions for Hurwitz’s criterion.
[4 marks]Sketch the root locus of the system whose open loop transfer function is G(s) = K / s (s+2) (s+4). Find the value of Kso that the damping ratio of the closed loop system is 0.5.
[7 marks]Define: (1) Peak overshoot (2) Settling time (2) Delay time
[3 marks]Analyze Routh’s stability criterion.
[4 marks]Discuss general steps to solve the problem on root locus.1
[7 marks]Define: (1) Conditional stable system (2) Unstable system (3) Marginally stable system
[3 marks]Discuss steps to sketch the bode plot.
[4 marks]Explain the following controllers (1) Pcontroller (2) PI controller (3) PID controller
[7 marks]Define: (1) Gain margin (2) Phase margin (3) cut-off frequency
[3 marks]Consider a system with open loop transfer function as G(s)H(s) = 10 / s, obtain its polar plot.
[4 marks]Aunity feedback control system has G(s) = 80 / s (s+2) (s+20). Draw the bode plot.
[7 marks]