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Control Systems

Control Systems
The amplitude spectrum of a Gaussian pulse is

 Gaussian.
 Impulse function.
 Uniform.
 A sine function.

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Control Systems
The transfer function of a linear time invariant system is given as G(s) = 10/(s² + 10s + 10). The steady state value of the output of the system for step input applied at time instant t=2 sec will be

 infinity
 0
 undefined
 1

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Control Systems
What is the order of a closed loop control system for a plant with a transfer function equal to G(s) = k/s²(1+Ts) and with unity feedback

 1
 2
 3
 0

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Control Systems
Which one of the following is the response y(t) of a casual LTI system described by H(s) = (s+1)/(s²+2s+2) for a given input x(t) = e-t u(t)?

 e-t sint*u(t)
 e-t tant*u(t)
 e-t cost*u(t)
 e-t cott*u(t)

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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

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

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Control Systems
Which of the following transfer functions represent under damped second order systems?

 4/(s² + 2s + 4)
All of these
 2/(s² + 2s + 2)
 1/(s² + s + 1)

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