GATE ECE 2015 Set 3 | Basic of Control Systems Question 3 | Control Systems

PREVIOUS NEXT

GATE ECE 2015 Set 3

MCQ (Single Correct Answer)

-0.3

The impulse response of an LTI system can be obtained by

differentiating the unit ramp response

differentiating the unit step response

integrating the unit ramp response

integrating the unit step response

GATE ECE 2015 Set 1

MCQ (Single Correct Answer)

-0.3

Negative feedback in a closed-loop control system DOES NOT

reduce the overall gain

reduce bandwidth

improve disturbance rejection

reduce sensitivity to parameter variation

GATE ECE 2005

MCQ (Single Correct Answer)

-0.3

Despite the presence of negative feedback, control systems still have problems of instability because the

Components used have nonlinearities.

Dynamic equations of the subsystems are not known exactly.

Mathematical analysis involves approximations.

System has large negative phase angle at high frequencies.

GATE ECE 1998

MCQ (Single Correct Answer)

-0.3

The transfer function of a tachometer is of the form

$$\frac{\mathrm K}{\mathrm s}$$

$$\frac{\mathrm K}{\left(\mathrm s+1\right)}$$

$$\frac{\mathrm K}{\mathrm s\left(\mathrm s+1\right)}$$

PREVIOUS NEXT

GATE ECE Subjects

Signals and Systems

Representation of Continuous Time Signal Fourier Series Fourier Transform Continuous Time Signal Laplace Transform Discrete Time Signal Fourier Series Fourier Transform Discrete Fourier Transform and Fast Fourier Transform Discrete Time Signal Z Transform Continuous Time Linear Invariant System Discrete Time Linear Time Invariant Systems Transmission of Signal Through Continuous Time LTI Systems Sampling Transmission of Signal Through Discrete Time Lti Systems Miscellaneous

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

Logic Gates Boolean Algebra Analog to Digital and Digital to Analog Converters Sequential Circuits Combinational Circuits Logic Families Number System and Code Convertions Semiconductor Memories

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

Pin Details of 8085 and Interfacing with 8085 Instruction Set and Programming with 8085

Communications

Fundamentals of Information Theory Noise In Digital Communication Analog Communication Systems Digital Communication Systems Random Signals and Noise

Electromagnetics

Waveguides Antennas Miscellaneous Transmission Lines Maxwell Equations Uniform Plane Waves