Question: Phose (deg) R 4. The bode plot for an open loop transfer function, KG(s), with K-1 is shown below. E KG(1) (a) Determine the

Phose (deg) R 4. The bode plot for an open loop transfer

Phose (deg) R 4. The bode plot for an open loop transfer function, KG(s), with K-1 is shown below. E KG(1) (a) Determine the phase margin. (b) Determine the value of K that the system will become unstable. 20 10 -90 Magnitude (dB) -30 -10 -20 -135 -180 -2.25 -270 Bode Clegram 10% Frequency (rad's)

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