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Control Systems

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

 impulse
 step
 ramp
 parabolic

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Control Systems
Negative feedback in a closed loop control system

 reduces sensitivity to parameter variation.
 improves disturbance rejection.
 reduces gain.
All of these

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Control Systems
A proportional plus derivative controller

 increases the stability of the system
 improves the steady state accuracy
 has high sensitivity
 both 1 and 2

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Control Systems
Find the relation of damped natural frequency (ωd)

 (ωn) √(1-1/ζ²)
 (ωn) √(1-ζ²)
 (ωn) √(1-2ζ²)
 (ωn) √(1-4ζ²)

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Control Systems
The transfer function for tachometer E(S)/θ(S) is

 K
 KS2
 K/S
 KS

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Control Systems
Find the stability for the following transfer function G(s) = 50/s(s+5) ?

 Stable
 Unstable
 Critically stable
 Marginally stable

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MORE MCQ ON Control Systems

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