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Control Systems

Control Systems
For type 1 system with parabolic input, the steady state error is

 finite constant.
 indeterminate.
 infinite.
 zero.

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Control Systems
If the magnitude of G(jω)H(jω) at phase crossover frequency is 0.5. Find the gain margin of the given system?

 1
 4
 0.5
 2

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Control Systems
Time response for a second order system depends on value of ξ. If ξ = 1 then the system is called as

 critically damped system.
 under damped system.
 undamped system.
 over damped system.

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Control Systems
Given the Laplace transform of f(t) = F(s), the Laplace transform of (f(t)e-at) is equal to

 eas*F(s)
 e-as*F(s)
 F(s)/(s+a)
 F(s+a)

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Control Systems
Poles and zeros are arranged alternatively on negative real axis, then type of network is/are

 LC network.
 Both 2 and 3.
 RL network.
 RC network.

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Control Systems
A proportional plus integral controller

 both 2 and 3
 increases the stability of the system
 it increases rise time
 has high sensitivity

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MORE MCQ ON Control Systems

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