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Control Systems
The maximum phase lag occurs at the ------------------- of the two corner frequencies?
arithmetic mean
geometric mean
either 1 or 2
None of these
arithmetic mean
geometric mean
either 1 or 2
None of these
Answer
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Related Question
Control Systems
In force-current analogy, electrical analogous quantity for displacement (x) is
voltage.
flux.
capacitance.
inductance.
voltage.
flux.
capacitance.
inductance.
Answer
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Control Systems
Time response for a second order system depends on value of ξ. If ξ = 1 then the system is called as
critically damped system.
over damped system.
under damped system.
undamped system.
critically damped system.
over damped system.
under damped system.
undamped system.
Answer
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Control Systems
If the magnitude of G(jω)H(jω) at phase crossover frequency is 0.5. Find the gain margin of the given system?
4
1
0.5
2
4
1
0.5
2
Answer
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Control Systems
A control system has open loop transfer function . Break away point is lies between
0 and -4.
0 and 4.
-4 and -6.
any of the above.
0 and -4.
0 and 4.
-4 and -6.
any of the above.
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)
(s+1)2/s
1/s(s+1)2
s/(s+1)2
s/(s+1)
(s+1)2/s
1/s(s+1)2
Answer
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