# Electrical Engineering: Control system MCQ

##### 26. Question

The open loop transfer function of a unity feedback system is given by

G(s) = π e^{-0.25s }/ s

In G(s) plane, the Nyquist plot of G(s) passes through the negative real axis at the point

Answer

##### 27. Question

The output response of a system is denoted as y(t), and its Laplace transform is given by

Y(S)= 10/[s( s^{2} +s+100√20]

The steady state value of y(t) is

Answer

##### 28. Question

Which of the following statement is true about the two sided Laplace transform?

Answer

##### 29. Question

A causal control system having poles at (–2, 1), (2, –1) and zeros at (2, 1) and (–2, –1). Identify the nature of transfer function.

Answer

##### 30. Question

For the given block diagram of the system

which of the following is true regarding order and stability of the system

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