1
GATE EE 2017 Set 1
MCQ (Single Correct Answer)
+1
-0.3
Consider the system with following input-output relation $$y\left[n\right]=\left(1+\left(-1\right)^n\right)x\left[n\right]$$
where, x[n] is the input and y[n] is the output. The system is
2
GATE EE 2017 Set 1
MCQ (Single Correct Answer)
+1
-0.3
Let $$z\left(t\right)=x\left(t\right)\ast y\left(t\right)$$, where "*" denotes convolution. Let C be a positive real-valued
constant. Choose the correct expression for z(ct).
3
GATE EE 2016 Set 1
MCQ (Single Correct Answer)
+1
-0.3
The value of $$\int_{-\infty}^{+\infty}e^{-t}\partial\left(2t-2\right)dt$$. where $$\partial\left(t\right)$$ is the Dirac delta function, is
4
GATE EE 2015 Set 1
Numerical
+1
-0
A moving average function is given by $$y\left(t\right)=\frac1T\int_{t-T}^tu\left(\tau\right)d\tau$$. If the input u is a sinusoidal
signal of frequency
$$\frac1{2T}Hz$$,
then in steady state, the output y will lag u (in degree) by
________.
Your input ____
Questions Asked from Continuous and Discrete Time Signals (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