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Control Systems
Which of the following are the disadvantages of a closed loop control system?
Reduces the overall gain.
Complex and costly.
All of these
Oscillatory response.
Reduces the overall gain.
Complex and costly.
All of these
Oscillatory response.
Answer
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Related Question
Control Systems
Find the conditions for the system to be stable?
Gain margin is negative but phase margin is positive
Gain margin and phase margins are negative
Gain margin is positive but phase margin is negative
Gain margin and phase margins are positive
Gain margin is negative but phase margin is positive
Gain margin and phase margins are negative
Gain margin is positive but phase margin is negative
Gain margin and phase margins are positive
Answer
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Control Systems
For a lead compensator, the poles lie:
on origin.
on LHS before zero.
on RHS.
on LHS.
on origin.
on LHS before zero.
on RHS.
on LHS.
Answer
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Control Systems
The impulse response of a linear system is e-t, (t > 0). The corresponding transfer function is
1/(s+1)
s/(s+1)
1/s(s+1)
1/s
1/(s+1)
s/(s+1)
1/s(s+1)
1/s
Answer
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Control Systems
The error of a system to a ramp input is 1/5, if the type of the system is decreased by one, then the error of unit step input is
0.2
5
0.167
6/5
0.2
5
0.167
6/5
Answer
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Control Systems
The closed loop transfer function of a unity feedback control system is 9/(s² + 3s + 9), then the type of the system is
0
3
2
1
0
3
2
1
Answer
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