The poles of HN(s).HN(-s) are found to lie on:
A. Circle
B. Parabola
C. Hyperbola
D. Ellipse
Answer:A
The poles of HN(s).HN(-s) are found to lie on:
A. Circle B. Parabola C. Hyperbola D. Ellipse
Explanation: The poles of HN(s).HN(-s) is given by the characteristic equation 1+ϵ2TN2(s/j)=0.