Electronics and Communication Engineering - Exam Questions Papers - Discussion
Discussion Forum : Exam Questions Papers - Exam Paper 8 (Q.No. 28)
28.
The Z-transform of a particular signal is given as X(Z) = 
where 
This system after practical implementation will be
where This system after practical implementation will be
Answer: Option
Explanation:
Let x = 
zx + x2 = 1
Substitute in the equation given, we get
Hence we have pole at Z = 0.8 for stability the ROC should be away from Z = 0.8 towards infinity.
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