a. Using the DSA in Experiment 4A to generate open-loop Bode plots, what is the phase margin

Question:

a. Using the DSA in Experiment 4A to generate open-loop Bode plots, what is the phase margin when the sample time is set to its default (0.00025 sec)?

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b. Repeat with a sample time of 0.0005 sec.

c. Repeat with a sample time of 0.001 sec.

d. What conclusion could you draw?

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