Time Domain Analysis » Exercise – 1
1. Consider the unit-step response of a unity-feedback control system whose open-loop transfer function is
The maximum overshoot is equal to :
(a) 1.143
(b) 0.153
(c) 0.163
(d) 0.173
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
3. A control system having unit damping factor will give :
(a) critically damped response
(b) oscillatory response
(c) undamped response
(d) no response
4. A unity feedback system has open-loop transfer function
The peak overshoot in the step-input response of the system is approximately equal to :
(a) 5%
(b) 10%
(c) 15%
(d) 20%
5. A system has a transfer function
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
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