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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
Negative feedback in a closed-loop control system DOES NOT
A
reduce the overall gain
B
reduce bandwidth
C
improve disturbance rejection
D
reduce sensitivity to parameter variation
3
GATE ECE 2005
MCQ (Single Correct Answer)
+1
-0.3
Despite the presence of negative feedback, control systems still have problems of instability because the
A
Components used have nonlinearities.
B
Dynamic equations of the subsystems are not known exactly.
C
Mathematical analysis involves approximations.
D
System has large negative phase angle at high frequencies.
4
GATE ECE 1998
MCQ (Single Correct Answer)
+1
-0.3
The transfer function of a tachometer is of the form
A
Ks
B
$$\frac{\mathrm K}{\mathrm s}$$
C
$$\frac{\mathrm K}{\left(\mathrm s+1\right)}$$
D
$$\frac{\mathrm K}{\mathrm s\left(\mathrm s+1\right)}$$
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GATE ECE Subjects
Signals and Systems
Representation of Continuous Time Signal Fourier Series Discrete Time Signal Fourier Series Fourier Transform Discrete Time Signal Z Transform Continuous Time Linear Invariant System Transmission of Signal Through Continuous Time LTI Systems Discrete Time Linear Time Invariant Systems Sampling Continuous Time Signal Laplace Transform Discrete Fourier Transform and Fast Fourier Transform Transmission of Signal Through Discrete Time Lti Systems Miscellaneous Fourier Transform
Network Theory
State Equations For Networks Network Elements Network Theorems Two Port Networks Transient Response Sinusoidal Steady State Response Network Graphs Miscellaneous
Control Systems
Signal Flow Graph and Block Diagram Time Response Analysis Compensators Basic of Control Systems Frequency Response Analysis Stability Root Locus Diagram State Space Analysis
Digital Circuits
Number System and Code Convertions Boolean Algebra Logic Gates Combinational Circuits Sequential Circuits Semiconductor Memories Logic Families Analog to Digital and Digital to Analog Converters
General Aptitude
Numerical Ability Verbal Ability
Electronic Devices and VLSI
Semiconductor Physics PN Junction BJT and FET IC Basics and MOSFET
Analog Circuits
Bipolar Junction Transistor FET and MOSFET Oscillators Operational Amplifier 555 Timer Frequency Response Diodes Feedback Amplifier Power Amplifier
Engineering Mathematics
Linear Algebra Calculus Vector Calculus Complex Variable Probability and Statistics Differential Equations Numerical Methods Transform Theory
Microprocessors
Instruction Set and Programming with 8085 Pin Details of 8085 and Interfacing with 8085
Communications
Analog Communication Systems Digital Communication Systems Random Signals and Noise Fundamentals of Information Theory Noise In Digital Communication
Electromagnetics
Waveguides Antennas Miscellaneous Transmission Lines Maxwell Equations Uniform Plane Waves
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