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Control Systems
The transfer function of a phase lead compensator is given by: G(s) = (1 + 3Ts)/(1 + Ts) where T>0. What is the maximum phase shift provided by such a compensator?
45°
30°
90°
60°
45°
30°
90°
60°
Answer
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Related Question
Control Systems
The angle condition used for checking whether any point lies on root locus or not is...........
± (2q) 180o.
± (2q + 1) 360o.
± (2q) 360o.
± (2q + 1) 180o.
± (2q) 180o.
± (2q + 1) 360o.
± (2q) 360o.
± (2q + 1) 180o.
Answer
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Control Systems
Which of the following is/are the characteristics of negative feedback control system?
Low sensitivity to parameter variations
Rejection of disturbance signals
Reduction in gain at the expense of better stability
All of these
Low sensitivity to parameter variations
Rejection of disturbance signals
Reduction in gain at the expense of better stability
All of these
Answer
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Control Systems
Given a unity feedback system with G(s) = k/s(s+4), the value of k for damping ratio of 0.5 is
64
16
1
4
64
16
1
4
Answer
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Control Systems
Which of the following is/are the advantages of a closed loop control system?
nether 1 nor 2.
The closed loop systems are less affected by noise.
both 1 and 2.
The closed loop systems are accurate.
nether 1 nor 2.
The closed loop systems are less affected by noise.
both 1 and 2.
The closed loop systems are accurate.
Answer
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Control Systems
The amplitude spectrum of a Gaussian pulse is
Gaussian.
A sine function.
Impulse function.
Uniform.
Gaussian.
A sine function.
Impulse function.
Uniform.
Answer
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