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The following discrete time LTI system is, 1 H(2)=: -1.1z* +1.21z* (i) (ii) (iii) (iv) Causal if the system is stable Stable if the system is causal Causal if the system is not stable Stable if the system is not causal Choose the correct option. (a) Both (i) and (iv) are correct (b) Both (ii) and (iii) are correct (c) Both (i) and (ii) are correct (d) Both (i) and (iii) are correct Answer D.

The following discrete time LTI system is, 1 H(2)=: -1.1z* +1.21z* (i) (ii) (iii) (iv) Causal if the system is stable Stable if the system is causal Causal if the system is not stable Stable if the system is not causal Choose the correct option. (a) Both (i) and (iv) are correct (b) Both (ii) and (iii) are correct (c) Both (i) and (ii) are correct (d) Both (i) and (iii) are correct Answer D.

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Question

The following discrete time LTI system is,

 

H(z)=:

 

(i)

 

(ii)

 

(iii)

 

(iv)

 

1

 

1-1.12+1.21z

 

Causal if the system is stable

 

Stable if the system is causal

 

Causal if the system is not stable

 

Stable if the system is not causal

 

Choose the correct option.

 

(a) Both (i) and (iv) are correct

 

(b) Both (ii) and (iii) are correct

 

(c) Both (i) and (ii) are correct

 

(d) Both (i) and (iii) are correct

 

Answer

 

A

The following discrete time LTI system is, 1 H(2) =: 1-1.1z +1.21z (i) (ii) (iii) (iv) Causal if the system is stable Stable if the system is causal Causal if the system is not stable Stable if the system is not causal Choose the correct option. (a) Both (i) and (iv) are correct (b) Both (ii) and (iii) are correct (c) Both (i) and (ii) are correct (d) Both (i) and (iii) are correct Answer
Transcribed Image Text:The following discrete time LTI system is, 1 H(2) =: 1-1.1z +1.21z (i) (ii) (iii) (iv) Causal if the system is stable Stable if the system is causal Causal if the system is not stable Stable if the system is not causal Choose the correct option. (a) Both (i) and (iv) are correct (b) Both (ii) and (iii) are correct (c) Both (i) and (ii) are correct (d) Both (i) and (iii) are correct Answer
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