APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY Previous Years Question Paper & Answer

Course : B.Tech

Semester : SEMESTER 7

Subject : Control Systems

Year : 2019

Term : DECEMBER

Scheme : 2015 Full Time

Course Code : EC 409

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A system is described by the transfer function

output equations of the system.

Obtain the state space representation of the electrical system.
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The input-output relation of a sampled control system is described by the equation

c(k+2) +3c(k+1)+4c(k) = r(k+1)-r(k).Determine the 2 transfer function.

Determine the stability of a sampled data control system having the following characteristic
polynomial

z*-1.72z°+1.04z°-0.268z+0.024=0

Derive the transfer function of a zero order hold circuit.

List out the properties of state transition matrix. Obtain the state transition matrix of

i= a 1

Determine the pulse transfer function for the system represented by the block diagram.

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Page 33

Find the state and (10)

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