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Control Systems
A second order control system has a transfer function 16/(s² + 4s + 16). Find the settling time for 2% tolerance?
4 sec
2 sec
5 sec
10 sec
4 sec
2 sec
5 sec
10 sec
Answer
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Control Systems
The open loop transfer function for unity feedback system is given by 5(1+0.1s) / (s(1+5s)(1+20s)) Find the steady state error for a step input of magnitude 10 is equal to
infinite.
2.
5.
zero.
infinite.
2.
5.
zero.
Answer
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Control Systems
A lead compensator used for a closed loop controller has the following transfer function For such a lead compensator
b < a.
a < kb.
a < b.
a > kb.
b < a.
a < kb.
a < b.
a > kb.
Answer
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Control Systems
For the polynomial , find the number of roots which lie on the right half of s-plane?
2
4
1
0
2
4
1
0
Answer
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Control Systems
The transfer function of a system is 10/(1 + S) when operated as a unity feedback system, the steady state error to a unit step input will be
Zero.
10.
¾.
1/11.
Zero.
10.
¾.
1/11.
Answer
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Control Systems
The unit step error coefficient of a system with unity feedback is
infinity.
1/6.
0.
1.
infinity.
1/6.
0.
1.
Answer
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