Question 8 a) Describe how to calculate the gain and phase margin in the bode plot and how to check the system stability

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Question 8 A Describe How To Calculate The Gain And Phase Margin In The Bode Plot And How To Check The System Stability 1 (61.85 KiB) Viewed 49 times

Question 8 a) Describe how to calculate the gain and phase margin in the bode plot and how to check the system stability by using the gain and phase margin value. [6 marks) b) Determine the system stability by using the phase margin and gain margin value in the bode plot as shown in Figure Q8 for the transfer function (). [6 marks) 10000 G(S) = (x + 5)(8 +20)(8 +50) Bode Diagram 10 0 ( 10 Magnitude dB) -20 30 40 50 -45 2.0 Prase (de) -135 -100 -225 270 10 10 Frequency (rad) Figure 08 c) An input signal of peak amplitude 5.0 volts applied to the system in Question in the amplitude and phase angle of the output sal at the 10 radstrequencies, Kma Question Total: 20 Marks