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Control Systems

Control Systems
Name test signals used in time response analysis?

  Unit step.
  Unit ramp.
  Impulse.
  All of B, C, D.

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Control Systems
The DC gain of a system represented by the transfer function 12 / {( s + 2 )( s + 3 )} is

 1.
 2.
 10.
 5.

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Control Systems
The characteristic equation of a control system is give by s(s + 4)(s² + 2s + 1) + k(s + 1) = 0. Find the angle between the asymptotes?

 360°
 180°
 60°
 120°

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Control Systems
A lead compensator used for a closed loop controller has the following transfer function For such a lead compensator

 a > kb.
 a < kb.
 b < a.
 a < b.

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Control Systems
Which of the following transfer functions represent under damped second order systems?

 2/(s² + 2s + 2)
 1/(s² + s + 1)
 4/(s² + 2s + 4)
All of these

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Control Systems
Angle of asymptotes for complimentary root locus is

 (2q)*180/(P-Z)
 (2q)*180/P
 (2q+1)*180/P
 (2q+1)*180/(P-Z)

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