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Control Systems

Control Systems
In force-current analogy, electrical analogous quantity for displacement (x) is

 voltage.
 inductance.
 capacitance.
 flux.

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Control Systems
Electrical analogous quantity for spring element (K) in force-voltage analogy is

 1/C
 L
 R
 C

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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 0
 TYPE I
 TYPE II
 TYPE III

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Control Systems
Which of the following controller has sluggish response?

 proportional controller
 integral controller
 derivative controller
 both 2 and 3

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Control Systems
A proportional plus integral controller

 increases the stability of the system
 both 2 and 3
 it increases rise time
 has high sensitivity

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Control Systems
The characteristic equation of a feedback control is 2s4 + s3 + 3s2 + 5s + 10 = 0. The no of roots in the right half of the s-plane is

 2.
 4.
 0.
 3.

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