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Control Systems
For a second order under damped system subjected to unit step input the time response has first peak value to be 4 times the second over shoot. Determine the damping ratio ξ ?
0.707
0.87
0.07
0.087
0.707
0.87
0.07
0.087
Answer
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Related Question
Control Systems
Error at corner frequency ωcf of first order control system is -------
±4 db
±3 db
±2 db
±1 db
±4 db
±3 db
±2 db
±1 db
Answer
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Control Systems
Which of the following controller has sluggish response?
integral controller
derivative controller
both 2 and 3
proportional controller
integral controller
derivative controller
both 2 and 3
proportional controller
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
undamped system.
critically damped system.
under damped system.
over damped system.
undamped system.
critically damped system.
under damped system.
over damped system.
Answer
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Control Systems
Time constant is defined as the time taken by the response of the system to reach ----------- ?
70.7% of the final value
63% of the final value
100% of the final value
50% of the final value
70.7% of the final value
63% of the final value
100% of the final value
50% of the final value
Answer
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Control Systems
At which frequency does the Bode magnitude plots for the functions K/S2 have gain crossover frequency
ω = K rad/sec.
ω = 0 rad/sec.
ω = √K rad/sec.
ω = K2 rad/sec.
ω = K rad/sec.
ω = 0 rad/sec.
ω = √K rad/sec.
ω = K2 rad/sec.
Answer
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