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Control Systems

Control Systems
A second order control system has F(jω) = 100/(100 - ω² + 10√2 jω). Find the resonant peak?

 0.707
 0.5
 1
 1.5

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Control Systems
In polar plots if the critical point '-1+j0' is enclosed then the system is --------

 marginally stable
 unstable
 critical stable
 stable

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Control Systems
The impulse response of the system described by the differential equation will be

 1/3.
 e6t.
 (1/3) × (1-e-3t).
 e-3t u(t).

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Control Systems
Consider a network function H(s) = 2(s+3)/{(s+2)(s+4)}. What is the steady state response due to step input?

 4/3
 1
 1/2
 3/4

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Control Systems
Which of the following represents the value of resonant frequency (ωr)?

 2*(ωn) √(1-ζ²)
 (ωn) √(1-ζ²)
 (ωn) √(1-2ζ²)
 (ωn) √(1-ζ²/2)

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Control Systems
Transient state analysis depends on which of the following?

 nether 1 nor 2
 order of system
 both 1 and 2
 type of system

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