EC > GATE 2023 > Frequency Response
The open loop transfer function of a unity negative feedback system is G(s) = k/s(1 + sT1)(1 + sT2). where k, T1 and T2 are positive constants. The phase cross-over frequency, in rad/s, is
A
1/√T1T2
B
1/T1T2
C
1/T1√T2
D
1/T2√T1

Correct : a

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Related Topics

feedback control system unity negative feedback open loop transfer function phase crossover frequency GATE EC 2023 control systems phase margin transfer function analysis

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