engineering recuitment BHEL Engineer Trainee Mock Test 2025 Control Systems Frequency Response Analysis
The open-loop transfer function of a system is \(T(S)=\frac{K}{(S+1)^3}\). The phase crossover takes place at ωc = √3. For the gain cross also occur at ωc, the value of K should be
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10
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8
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18
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1