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Control Systems
Consider a network function H(s) = 2(s+3)/{(s+2)(s+4)}. What is the steady state response due to step input?
3/4
1
1/2
4/3
3/4
1
1/2
4/3
Answer
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Related Question
Control Systems
Consider the following statements for phase lead compensation:
both 1 and 2
The maximum phase lag occurs at the arithmetic mean of the two corner frequencies.
nether 1 nor 2
Phase lead compensation shifts the gain crossover frequency to the right
both 1 and 2
The maximum phase lag occurs at the arithmetic mean of the two corner frequencies.
nether 1 nor 2
Phase lead compensation shifts the gain crossover frequency to the right
Answer
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Control Systems
In which of the following controller band width is increased?
proportional plus integral controller
nether 1 nor 2
proportional plus derivative controller
both 1 and 2
proportional plus integral controller
nether 1 nor 2
proportional plus derivative controller
both 1 and 2
Answer
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Control Systems
The transfer function of a system is 10/(1 + S) when operated as a unity feedback system, the steady state error to a unit step input will be
10.
Zero.
1/11.
¾.
10.
Zero.
1/11.
¾.
Answer
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Control Systems
In the integral control of the single area system frequency error is reduced to zero. Then
integrator o/p increases but speed changer position comes down.
integrator o/p decreases but speed changer position moves up.
integrator output and speed changer position attain a constant value.
integrator o/p decreases and speed changer position comes down.
integrator o/p increases but speed changer position comes down.
integrator o/p decreases but speed changer position moves up.
integrator output and speed changer position attain a constant value.
integrator o/p decreases and speed changer position comes down.
Answer
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Control Systems
The transfer function of the system described by d²/dt²(y(t)) + 3d/dt(y(t)) + 2y(t) = 5u(t) with u(t) as input and y(t) as output is
(s²+3s+2)/5
5/(s²+3s+2)
5/s(s²+3s+2)
s(s²+3s+2)/5
(s²+3s+2)/5
5/(s²+3s+2)
5/s(s²+3s+2)
s(s²+3s+2)/5
Answer
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