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Control Systems
Find the order of a system given by
2.
5.
4.
3.
2.
5.
4.
3.
Answer
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Related Question
Control Systems
A transfer function is given as The steady state sinusoidal response will become zero at a frequency response of
9 rad/s
3 rad/s
4 rad/s
2 rad/s
9 rad/s
3 rad/s
4 rad/s
2 rad/s
Answer
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Control Systems
A linear time invariant system, initially at rest when subjected to a unit step input gave response c(t) = te-t (t ≥ 0). The transfer function of the system is
s/(s+1)2
s/(s+1)
1/s(s+1)2
(s+1)2/s
s/(s+1)2
s/(s+1)
1/s(s+1)2
(s+1)2/s
Answer
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Control Systems
The maximum phase lag occurs at the ------------------- of the two corner frequencies?
None of these
geometric mean
either 1 or 2
arithmetic mean
None of these
geometric mean
either 1 or 2
arithmetic mean
Answer
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Control Systems
For type 1 system with parabolic input, the steady state error is
indeterminate.
infinite.
finite constant.
zero.
indeterminate.
infinite.
finite constant.
zero.
Answer
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Control Systems
The open loop transfer function of a unity feedback control system is given by G(s) = k/s(s+1). If the gain k is increased to infinity, then damping ratio will tend to become
infinite
unity
0.707
zero
infinite
unity
0.707
zero
Answer
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