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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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Related Question
Control Systems
The system function N(s) = V(s)/I(s) = (s+3)/(4s+5). The system is initially at rest. If the excitation i(t) is a unit step, which of the following is the final value?
1
3/5
1/4
0
1
3/5
1/4
0
Answer
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Control Systems
Adding a pole to a system transfer function in terms of compensator represents a --------------- compensator ?
lead-lag
lead
lag
lag-lead
lead-lag
lead
lag
lag-lead
Answer
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Control Systems
The transfer function of phase lead compensator is given by , where, T > 0, α < 0. What is the maximum phase shift provided by this compensator?
tan-1((1 - α)/(2√α)
cos-1((1 - α)/(1 + α)
sin-1((1 - α)/(1 + α)
both 1 and 3
tan-1((1 - α)/(2√α)
cos-1((1 - α)/(1 + α)
sin-1((1 - α)/(1 + α)
both 1 and 3
Answer
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Control Systems
Which of the following transfer functions represent under damped second order systems?
All of these
1/(s² + s + 1)
2/(s² + 2s + 2)
4/(s² + 2s + 4)
All of these
1/(s² + s + 1)
2/(s² + 2s + 2)
4/(s² + 2s + 4)
Answer
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Control Systems
The system function N(s) = V(s)/I(s) = (s+3)/(4s+5). The system is initially at rest. If the excitation i(t) is a unit step, which of the following is the initial value?
1/4
3/9
3/5
0
1/4
3/9
3/5
0
Answer
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