EC > GATE 2014 SET-3 > Z-Transform
Let H1(z) = (1 − pz−1)−1, H2(z) = (1 − qz−1)−1, H(z) = H1(z) + rH2(z). The quantities p, q, r are real numbers. Consider p = 1/2, q = −1/4, |r| < 1. If the zero of H(z) lies on the unit circle, then r = ________
Correct : -0.5
Similar Questions
Let x[n] be a discrete-time signal whose Z-transform is X(z).Which of the following statements is/are TRUE?
Which one of the following pole-zero plots corresponds to the transfer function of an LTI system characterized by the input-output difference equation given bel...
Let H(z) be the z-transform of a real-valued discrete-time signal h[n]. If P(z)=H(z)H(1/z) has a zero at z=1/2 + 1/2j and P(z) has a total of four zeros, which...
Total Unique Visitors
Loading......