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GATE Electrical Engineering (EE) 2023 Solved Paper

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Question : 38

Total: 65

Consider a lead compensator of the form
K(s)=‌

, β > 1, α > 0
The frequency at which this compensator produces maximum phase lead is 4 rad/s. At this frequency, the gain amplification provided by the controller, assuming asymptotic Bode-magnitude plot of 𝐾(𝑠), is 6 dB. The values of 𝑎, 𝛽, respectively, are

1, 16
2, 4
3, 5
2.66, 2.25

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