What is the radius of the circle represented by the image of jΩ axis of the s-domain?
A. 0.75
B. 0.25
C. 1
D. 0.5
Answer:A
What is the radius of the circle represented by the image of jΩ axis of the s-domain?
A. 0.75 B. 0.25 C. 1 D. 0.5
Explanation: Letting s=σ+jΩ in the equation z=1/(1-sT) and by letting σ=0, we get