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Signals and Systems
Linear Time Invariant Systems
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Continuous and Discrete Time Signals
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Continuous Time Signal Fourier Transform
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Continuous Time Periodic Signal Fourier Series
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Discrete Time Signal Z Transformation
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Miscellaneous
Marks 2
Continuous Time Signal Laplace Transform
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Sampling Theorem
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1
GATE EE 2023
MCQ (Single Correct Answer)
+1
-0.33

Which of the following statement(s) is/are true?

A
If an LTI system is causal, it is stable
B
A discrete time LTI system is causal if and only if its response to a step input u[n] is 0 for n < 0
C
If a discrete time LTI system has an impulse response h[n] of finite duration the system is stable
D
If the impulse response $$0 < |h[n]| < 1$$ for all n, then the LTI system is stable.
2
GATE EE 2023
Numerical
+1
-0

For the signals $$x(t)$$ and $$y(t)$$ shown in the figure, $$z(t)=x(t)*y(t)$$ is maximum at $$t=T_1$$. Then $$T_1$$ in seconds is __________ (Round off to the nearest integer)

GATE EE 2023 Signals and Systems - Linear Time Invariant Systems Question 6 English 1 GATE EE 2023 Signals and Systems - Linear Time Invariant Systems Question 6 English 2

Your input ____
3
GATE EE 2016 Set 1
MCQ (Single Correct Answer)
+1
-0.3
Consider a continuous-time system with input x(t) and output y(t) given by $$y\left(t\right)=x\left(t\right)\cos\left(t\right)$$. This system is
A
linear and time-invariant
B
Non-linear and time-invariant
C
linear and time-varying
D
Non-linear and time-varying
4
GATE EE 2015 Set 1
MCQ (Single Correct Answer)
+1
-0.3
The impulse response g(t) of a system G, is as shown in Figure (a). What is the maximum value attained by the impulse response of two cascaded blocks of G as shown in Figure (b)? GATE EE 2015 Set 1 Signals and Systems - Linear Time Invariant Systems Question 53 English
A
$$\frac23$$
B
$$\frac34$$
C
$$\frac45$$
D
1
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GATE EE 2025 (1) GATE EE 2024 (1) GATE EE 2023 (2) GATE EE 2016 Set 1 (1) GATE EE 2015 Set 1 (1) GATE EE 2014 Set 2 (2) GATE EE 2014 Set 1 (1) GATE EE 2013 (3) GATE EE 2011 (2) GATE EE 2010 (2) GATE EE 2009 (1) GATE EE 2008 (3) GATE EE 2007 (1) GATE EE 2002 (1) GATE EE 1994 (1) GATE EE 1993 (1)
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
Electrical and Electronics Measurement