# Electrical Engineering: Control system MCQ

##### 41. Question

In the system whose signal flow graph is shown in the figure. U 1 (s) and U 2 (s) are inputs. The transfer function Y(s) / U_{1}(s) is

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##### 42. Question

The transfer function of the system Y(s)/U(s) whose state-space equations are given below is:

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##### 43. Question

For the closed -loop system shown,the transfer function E(S) / R(S) is

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##### 44. Question

In the open interval (0 , 1), the polynomial p(x) = x^{4} – 4x^{3} + 2 has

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##### 45. Question

For a system having transfer function G(s) = -s+1 / s+1 , a unit step input is applied at time t = 0. The value of the response of the system at t = 1.5 sec (rounded off to three decimal places) is ___________

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