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Control Systems

Control Systems
Find the type of the system given by

 4.
 1.
 3.
 2.

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Control Systems
The impulse response of an initally relaxed linear system is e-2tu(t). To produce a response of te-2tu(t), the input must be equal to

 e-tu(t).
 (0.5)e-2tu(t).
 2e-tu(t).
 e-2tu(t).

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Control Systems
Electrical analogous element for damper element (force-voltage analogy) in mechanical translation system is

 resistor
 inductor
 capacitor
 any of the above

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

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

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Control Systems
A transfer function has a zero at s = -1 and poles at s = -1 ± j1. The multiplier being unity, if the input is step function, the steady state response is given by

 0.5∠10°
 1∠0°
 2∠90°
 0.5∠0°

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Control Systems
Adding a pole to a system transfer function in terms of compensator represents a --------------- compensator ?

 lead
 lag-lead
 lag
 lead-lag

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