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Control Systems
When the system gain is doubled the gain margin becomes?
1/2 times
2 times
Remains unaffected
None of these
1/2 times
2 times
Remains unaffected
None of these
Answer
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Related Question
Control Systems
A second order system has peak over shoot = 50% and period of oscillations 0.2 seconds. Find the resonant frequency?
29.74 ra/s
30.63 rad/s
31.41 rad/s
32.16 rad/s
29.74 ra/s
30.63 rad/s
31.41 rad/s
32.16 rad/s
Answer
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Control Systems
Find the angles of asymptotes of the open loop transfer function G(s) = k(s + 1)/((s(s+2)(s+4)?
90°,270°
0°, 180°
90°,180°
60°,240°
90°,270°
0°, 180°
90°,180°
60°,240°
Answer
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Control Systems
Given the transfer function of a system. Which of the following characteristics does it have?
Over damped
Under damped
any of the above
Critical damped
Over damped
Under damped
any of the above
Critical damped
Answer
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Control Systems
For a unity feedback control system open loop transfer function then velocity error constant is
infinity.
0.
50.
10.
infinity.
0.
50.
10.
Answer
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Control Systems
The closed loop transfer function of a system is 25/(s² + 25). The settling time of the system is
1 sec
∞ sec
5 sec
25 sec
1 sec
∞ sec
5 sec
25 sec
Answer
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