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Control Systems
The impulse response of an initally relaxed linear system is e-2tu(t). To produce a response of te-2tu(t), the input must be equal to
(0.5)e-2tu(t).
e-2tu(t).
2e-tu(t).
e-tu(t).
(0.5)e-2tu(t).
e-2tu(t).
2e-tu(t).
e-tu(t).
Answer
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Related Question
Control Systems
For a transfer function H (s) = P(s) / Q(s), where P (s) and Q (s) are polynomials in s. Then
degree of P (s) is independent of degree of Q (s).
the degree of P (s) and Q (s) are same.
the degree of P (s) is always greater than the degree of Q (s).
maximum degree of P (s) and Q (s) differ at most by one.
degree of P (s) is independent of degree of Q (s).
the degree of P (s) and Q (s) are same.
the degree of P (s) is always greater than the degree of Q (s).
maximum degree of P (s) and Q (s) differ at most by one.
Answer
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Control Systems
When writing a transfer function which of the following loops are not valid loops?
Self loops at output node.
Neither 1 nor 2.
Both 1 and 2.
Self loops at input node.
Self loops at output node.
Neither 1 nor 2.
Both 1 and 2.
Self loops at input node.
Answer
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Control Systems
Lead network is used to
improve transient response.
both A and C.
improve steady state response.
increase bandwidth.
improve transient response.
both A and C.
improve steady state response.
increase bandwidth.
Answer
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Control Systems
Number of sign changes in the entries in 1st column of Routh array denotes the no. of
open loop poles in RHP.
open loop zeroes in RHP.
roots of characteristic polynomial in RHP.
zeroes of system in RHP.
open loop poles in RHP.
open loop zeroes in RHP.
roots of characteristic polynomial in RHP.
zeroes of system in RHP.
Answer
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Control Systems
For the polynomial , number of roots which lie in the right half of s-plane is
4
3
1
2
4
3
1
2
Answer
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