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Control Systems

Control Systems
For type 1 system with parabolic input, the steady state error is

 finite constant.
 zero.
 infinite.
 indeterminate.

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Control Systems
Electrical analogous quantity for dash-pot in force-current analogy is

 conductance.
 resistance.
 capacitance.
 inductance.

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Control Systems
A second order control system is defined by the following equation: 4 d²c(t)/dt² + 8 dc(t)/dt + 16 c(t) = 16 u(t) The damping ratio and natural frequency for this system are respectively

 0.25 and 2 rad/s
 0.50 and 2 rad/s
 0.50 and 4 rad/s
 0.25 and 4 rad/s

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Control Systems
The angle condition used for checking whether any point lies on root locus or not is...........

 ± (2q + 1) 180o.
 ± (2q) 360o.
 ± (2q) 180o.
 ± (2q + 1) 360o.

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Control Systems
The low frequency and high frequency asymptotes of Bode magnitude plot are respectively -60dB/decade and -40dB/decade. What is the type of the system?

 TYPE III
 TYPE II
 TYPE 0
 TYPE I

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Control Systems
The type of a control system is obtained from -------------- transfer function?

 open loop
 closed loop
 none of above.
 both open loop and closed loop

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