Time Domain Analysis – Exercise – 1

Time Domain Analysis » Exercise – 1

1. Consider the unit-step response of a unity-feedback control system whose open-loop transfer function is

Mcq series
The maximum overshoot is equal to :

(a)  1.143
(b)  0.153
(c)  0.163
(d)  0.173

Answer
Answer : (c)
Explanation
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2. A second order system exhibits 100% overshoot. Its damping coefficient is :

(a) equal to 0
(b) equal to 1
(c) less than 1
(d) grater than 1

Answer
Answer : (a)
Explanation
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3. A control system having unit damping factor will give :

(a) critically damped response
(b) oscillatory response
(c) undamped response
(d) no response

Answer
Answer : (a)
Explanation
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4. A unity feedback system has open-loop transfer function

Mcq series

The peak overshoot in the step-input response of the system is approximately equal to :

(a)  5%
(b)  10%
(c)  15%
(d)  20%

Answer
Answer : (b)
Explanation
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5. A system has a transfer function

Mcq series

For the unit step response, the settling time (in seconds) for 2% tolerance band is :

(a)  1.6
(b)  2.5
(c)  4
(d)  5

Answer
Answer : (d)
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