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Control Systems
The characteristic equation of a feedback control is 2s4 + s3 + 3s2 + 5s + 10 = 0. The no of roots in the right half of the s-plane is
0.
3.
2.
4.
0.
3.
2.
4.
Answer
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Related Question
Control Systems
Let P = Number of open loop poles and Z = Number of open loop zeros and P > Z, find the number of branches terminating at ∞?
P - Z
P
Any of the above
Z
P - Z
P
Any of the above
Z
Answer
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Control Systems
Which of the following transfer functions represent under damped second order systems?
4/(s² + 2s + 4)
1/(s² + s + 1)
All of these
2/(s² + 2s + 2)
4/(s² + 2s + 4)
1/(s² + s + 1)
All of these
2/(s² + 2s + 2)
Answer
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Control Systems
The open loop transfer function of a unity feedback system is given by G(s) = 1/(s+2)². The closed loop transfer function will have poles at
-2,-2
-2,2
-2,-1
-2+j,-2-j
-2,-2
-2,2
-2,-1
-2+j,-2-j
Answer
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Control Systems
Lowest critical frequency is due to zero and it may be present at the origin or nearer to the origin, then the type of network is
LC circuit.
RC circuit.
RL Circuit.
RLC circuit.
LC circuit.
RC circuit.
RL Circuit.
RLC circuit.
Answer
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Control Systems
If a circuit consists of two mass elements, two spring elements and four friction elements. Find the order of transfer function?
4
6
2
12
4
6
2
12
Answer
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