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1
GATE ECE 2015 Set 3
MCQ (Single Correct Answer)
+1
-0.3
The impulse response of an LTI system can be obtained by
A
differentiating the unit ramp response
B
differentiating the unit step response
C
integrating the unit ramp response
D
integrating the unit step response
2
GATE ECE 2015 Set 1
MCQ (Single Correct Answer)
+1
-0.3
The result of the convolution $$x\left( { - t} \right) * \delta \left( { - t - {t_0}} \right)$$ is
A
$$x\left( {t + {t_0}} \right)\,$$
B
$$x\left( {t - {t_0}} \right)\,$$
C
$$x\left( { - t + {t_0}} \right)$$
D
$$\,x\left( { - t - {t_0}} \right)$$
3
GATE ECE 2013
MCQ (Single Correct Answer)
+1
-0.3
The impulse response of a system is h(t) = t u(t). For an input u(t - 1), the output is
A
$${{{t^2}} \over 2}u\left( t \right)$$
B
$${{t\left( {t - 1} \right)} \over 2}u\left( {t - 1} \right)$$
C
$${{{{\left( {t - 1} \right)}^2}} \over 2}u\left( {t - 1} \right)\,$$
D
$${{{t^2} - 1} \over 2}u\left( {t - 1} \right)$$
4
GATE ECE 2013
MCQ (Single Correct Answer)
+1
-0.3
Two system with impulse responses h1(t) and h2(t) are connected in cascade. Then the overall impulse response of the cascaded system is given by
A
Product of h1(t) and h2(t).
B
Sum of h1(t) and h2(t).
C
Convolution of h1(t) and h2(t).
D
Subtraction of h1(t) and h2(t)
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GATE ECE Subjects

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Control Systems
Time Response Analysis Signal Flow Graph and Block Diagram State Space Analysis Basic of Control Systems Compensators Root Locus Diagram Stability Frequency Response Analysis
Engineering Mathematics
Linear Algebra Calculus Vector Calculus Probability and Statistics Differential Equations Complex Variable Numerical Methods Transform Theory
Analog Circuits
Frequency Response Operational Amplifier Power Amplifier Diodes Oscillators Feedback Amplifier 555 Timer Bipolar Junction Transistor FET and MOSFET
Network Theory
Network Elements Network Theorems Transient Response Sinusoidal Steady State Response Two Port Networks Network Graphs State Equations For Networks Miscellaneous
Electromagnetics
Maxwell Equations Transmission Lines Uniform Plane Waves Antennas Waveguides Miscellaneous
Electronic Devices and VLSI
IC Basics and MOSFET PN Junction BJT and FET Semiconductor Physics
Digital Circuits
Sequential Circuits Number System and Code Convertions Logic Gates Combinational Circuits Semiconductor Memories Logic Families Analog to Digital and Digital to Analog Converters Boolean Algebra
Microprocessors
Pin Details of 8085 and Interfacing with 8085 Instruction Set and Programming with 8085
Signals and Systems
Discrete Fourier Transform and Fast Fourier Transform Discrete Time Signal Fourier Series Fourier Transform Continuous Time Signal Laplace Transform Fourier Transform Representation of Continuous Time Signal Fourier Series Transmission of Signal Through Continuous Time LTI Systems Miscellaneous Sampling Continuous Time Linear Invariant System Discrete Time Linear Time Invariant Systems Discrete Time Signal Z Transform Transmission of Signal Through Discrete Time Lti Systems
Communications
Analog Communication Systems Digital Communication Systems Random Signals and Noise Fundamentals of Information Theory Noise In Digital Communication
General Aptitude
Verbal Ability Logical Reasoning Numerical Ability
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