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Control Systems
The value of gain margin of the system having G ( s )H ( s ) = 8 / ( s + 2 )3 is
8.
4.
6.
2.
8.
4.
6.
2.
Answer
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Related Question
Control Systems
The impulse response of a linear system is e-t, (t > 0). The corresponding transfer function is
1/s
s/(s+1)
1/(s+1)
1/s(s+1)
1/s
s/(s+1)
1/(s+1)
1/s(s+1)
Answer
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Control Systems
The transfer function of a system is given as below, if a = 0.1, then the steady state error to unity ramp input will be
0.16.
0.49.
0.25.
0.35.
0.16.
0.49.
0.25.
0.35.
Answer
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Control Systems
The graph of an electrical network has N nodes and B branches. The number of links, L with respect to the choice of a tree, is given by
B - N + 1.
N - 2B - 1.
N - B + 1.
B + N.
B - N + 1.
N - 2B - 1.
N - B + 1.
B + N.
Answer
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Control Systems
The maximum phase lag occurs at the ------------------- of the two corner frequencies?
either 1 or 2
geometric mean
None of these
arithmetic mean
either 1 or 2
geometric mean
None of these
arithmetic mean
Answer
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Control Systems
The characteristic equation of a feedback control system is given by s³ + 5s² + (k + 6)s + k = 0. In the root loci diagram, the asymptotes of the root loci for large 'k' meet at a point in the s-plane whose coordinates are
(-2,0)
(-1,0)
(2,0)
(1,0)
(-2,0)
(-1,0)
(2,0)
(1,0)
Answer
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