1
GATE EE 2023
MCQ (Single Correct Answer)
+1
-0.33
The Z-transform of a discrete signal $$x[n]$$ is
$$X(z) = {{4z} \over {(z - {1 \over 5})(z - {2 \over 3})(z - 3)}}$$ with $$ROC = R$$.
Which one of the following statements is true?
2
GATE EE 2017 Set 2
MCQ (Single Correct Answer)
+1
-0.3
The pole-zero plots of three discrete-time systems P, Q and R on the z-plane are shown below.
Which one of the following is TRUE about the frequency selectivity of these systems?
![GATE EE 2017 Set 2 Signals and Systems - Discrete Time Signal Z Transformation Question 12 English](https://gateclass.cdn.examgoal.net/examside/questions/49af8130bee76574556eaadbed11dd18d87c613f9f925a79f3e9470c7df40ecb.jpg)
3
GATE EE 2015 Set 2
MCQ (Single Correct Answer)
+1
-0.3
The z-Transform of a sequence x[n] is given as X(z) = 2z+4−4/z+3/z2. If y[n] is the first difference of x[n], then Y(Z) is given by
Questions Asked from Discrete Time Signal Z Transformation (Marks 1)
Number in Brackets after Paper Indicates No. of Questions
GATE EE Subjects
Electromagnetic Fields
Signals and Systems
Engineering Mathematics
General Aptitude
Power Electronics
Power System Analysis
Analog Electronics
Control Systems
Digital Electronics
Electrical Machines
Electric Circuits