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Control Systems

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

 K/S
 K
 KS
 KS2

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Control Systems
Given a unity feedback system with G(s) = k/s(s+4), the value of k for damping ratio of 0.5 is

 4
 1
 16
 64

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Control Systems
In a control system, an integrator is represented by

  1 / s.
 1 / s2.
  s2.
  s.

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Control Systems
Consider the function F(s) = ω/(s²+ω²). Where F(s) = Laplace transform of f(t). The final value of f(t) is equal to

 finite constant
 a value between -1 and +1
 zero
 infinite

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Control Systems
The open loop transfer function of non unity negative feedback system is , then the number of root locus branches equal to

 0.
 3.
 1.
 2.

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Control Systems
The amplitude spectrum of a Gaussian pulse is

 A sine function.
 Uniform.
 Gaussian.
 Impulse function.

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