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Control Systems

Control Systems
The type number of the control system with G(s) = k(s+2)/(s(s²+2s+3) is

 2
 3
 0
 1

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Control Systems
In frequency response analysis of second order system, the error at corner frequency is

 -10 logξ
 10 logξ
 -20 log2ξ
 20 log2ξ

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Control Systems
A controller transfer function is given by . What is its nature and parameter?

 lead compensator, α = 0.1
 lag compensator, β = 2
 lag compensator, β = 10
 lead compensator, α = 0.2

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Control Systems
Type and order of transfer function G (s) = K / {s(s + 2)}

 2, 1.
 1, 1.
 0, 2.
 1, 2.

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Control Systems
The transfer function for tachometer E(S)/θ(S) is

 K/S
 K
 KS
 KS2

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Control Systems
The transfer function of a plant is T(s) = 5/(s+5)(s² + 5 + 1). The second order approximation of T(s) using dominant pole concept is

 1/(s+1)(s+5)
 5/(s² + 5 + 1)
 1/(s² + 5 + 1)
 5/(s+1)(s+5)

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