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Control Systems

Control Systems
For a unity feedback control system open loop transfer function then position error constant is

 infinity.
 40.
 0.
 20.

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Control Systems
The characteristic equation of a control system is given below: The system is

 unstable
 critical stable
 marginally stable
 stable

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Control Systems
The initial slope of Bode plot for a transfer function having no poles at the origin is

 -10dB/decade.
 +10dB/decade.
 0 dB/decade
 -20dB/decade.

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Control Systems
Transient response is improved in case of

 lag network.
 both A and B.
 lead network.
 none of these.

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Control Systems
The optimum values of damping ratio is --------------

 0 to 2
 0.3 to 5
 0.3 to 0.7
 0.9 to 1.1

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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.
 b < a.
 a < b.
 a < kb.

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MORE MCQ ON Control Systems

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