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# Control Systems : Nuclear Quiz 1

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Question 1

The impulse response of a system is for t≥0. Then differential equation of the system is.

Question 2

The input to output transfer function of the system shown in figure is

Question 3

What is the overall transfer function of the block diagram given above?

Question 4

The important properties of the signal.

(i) signal flow graph applies only to linear system.

(ii) The equation for which an SFG is known must be algebraic equation in the form or cause any effect.

(iii) Nodes are used to represent variable

(iv) signal travels along branches only in the direction described by the arrows of the branches.

Which of the above statement is/are incorrect.

Question 5

Consider the following signal flow graphs:

1)

2)

3)

4)

These signal flow graphs which have the same transfer function, would include:

Question 6

The governing equation of first order LTI system is (t) + 2y(t) = 2x(t). Which one of the following statements about this system is false?

Question 7

The response of a system to an external input is called

Question 8

Impulse response of a system is e3t [sin4t + cos4t]. Then DC gain of the system is?

Question 9

The response of an initially relaxed, linear constant parameter network to a unit impulse applied at is   then the response of this network for  unit step input

Question 10

The transfer function of a second order system the yields a 15% overshoot and a peak time of 0.7 second is
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Jul 28ESE & GATE EC
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