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Control Systems

Control Systems
A ramp input applied to an unity feedback system results in 5% steady state error. The type number of the system is...........?

 5
 1
 3
 2

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Control Systems
The characteristic equation of a feedback control system is given by s³ + 5s² + (k + 6)s + k = 0. In the root loci diagram, the asymptotes of the root loci for large 'k' meet at a point in the s-plane whose coordinates are

 (-1,0)
 (-2,0)
 (2,0)
 (1,0)

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Control Systems
If a circuit consists of two mass elements, two spring elements and four friction elements. Find the order of transfer function?

 4
 2
 12
 6

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Control Systems
A transfer function is given as The steady state sinusoidal response will become zero at a frequency response of

 4 rad/s
 9 rad/s
 3 rad/s
 2 rad/s

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Control Systems
Differentiation of parabolic response is a -------------- response?

 ramp
 step
 impulse
 parabolic

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Control Systems
A control system has open loop transfer function . Break away point is lies between

 0 and -4.
 -4 and -6.
 0 and 4.
 any of the above.

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