QUESTION 3 For stability, the Nyquist criterion should result in O Z=N OP=0 ON=0 O Z=0

Introductory Circuit Analysis (13th Edition)
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kindly answer both parts

QUE STION 3
For stability, the Nyquist criterion should result in
O Z=N
OP =0
ON=0
O Z=0
QUESTION 4
When counting encirclements in the Nyquist diagram, for the test radius,
O Each counter-clockwise crossing is positive, and each clockwise crossing is negative.
Each crossing is positive, irrespective of its direction.
Each crossing is negative, irrespective of its direction.
Each counter-clockwise crossing is negative, and each clockwise crossing is positive.
Transcribed Image Text:QUE STION 3 For stability, the Nyquist criterion should result in O Z=N OP =0 ON=0 O Z=0 QUESTION 4 When counting encirclements in the Nyquist diagram, for the test radius, O Each counter-clockwise crossing is positive, and each clockwise crossing is negative. Each crossing is positive, irrespective of its direction. Each crossing is negative, irrespective of its direction. Each counter-clockwise crossing is negative, and each clockwise crossing is positive.
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