1
GATE ECE 1988
MCQ (Single Correct Answer)
+2
-0.6
Consider the system shown in the Fig.1 below. The transfer function $$Y\left( z \right)/X\left( z \right)$$ of the system is GATE ECE 1988 Signals and Systems - Discrete Time Linear Time Invariant Systems Question 17 English
A
$${{1 + a\,{z^{ - 1}}} \over {1 + b\,{z^{ - 1}}}}$$
B
$${{1 + b\,{z^{ - 1}}} \over {1 + a\,{z^{ - 1}}}}$$
C
$${{1 + a\,{z^{ - 1}}} \over {1 - b\,{z^{ - 1}}}}$$
D
$${{1 - b\,{z^{ - 1}}} \over {1 + a\,{z^{ - 1}}}}$$
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