GATE ECE 2003 | Stability Question 21 | Control Systems

GATE ECE 2003

MCQ (Single Correct Answer)

-0.6

The open-loop transfer function of a unity feedback system is $$$G\left(s\right)=\frac k{s\left(s^2+s+2\right)\left(s+3\right)}$$$ the range of 'k' for which the system is stable

$$\frac{21}4>k>0$$

13 > k > 0

$$\frac{21}4<\;k\;<\;\infty$$

$$-6\;<\;k\;<\;\infty$$

GATE ECE 2002

MCQ (Single Correct Answer)

-0.6

The system shown in Figure remains stable when GATE ECE 2002 Control Systems - Stability Question 28 English

k<-1

-1 < k < 1

1 < k < 3

k > 3

GATE ECE 2002

MCQ (Single Correct Answer)

-0.6

The characteristic polynomial of a system is
q(s) = 2s⁵ + s⁴ + 4s³ + 2s² + 2s + 1. The system is

stable

marginally stable

unstable

oscillatory

GATE ECE 2001

MCQ (Single Correct Answer)

-0.6

The feedback control system in Figure is stable GATE ECE 2001 Control Systems - Stability Question 14 English

for all K $$\geq$$ 0

only if K $$\geq$$ 1

only if 0 $$\leq$$ K < 1

only if 0 $$\leq$$ K $$\leq$$ 1

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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

Basic of Control Systems Signal Flow Graph and Block Diagram Time Response Analysis Stability Root Locus Diagram Frequency Response Analysis Compensators 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

Maxwell Equations Transmission Lines Uniform Plane Waves Waveguides Antennas Miscellaneous