GATE ECE 1990 | Stability Question 40 | Control Systems

GATE ECE 1990

MCQ (Single Correct Answer)

-0.6

An electromechanical closed-loop control system has the following characteristic equation $$s^3+6Ks^2+\left(K+2\right)s+8\;=\;0$$, where K is the forward gain of the system.The condition for closed loop stability is

K = 0.528

K = 2

K = 0

K = -2.258

GATE ECE 1989

MCQ (Single Correct Answer)

-0.6

In order to stabilize the system shown in fig. T_i should satisfy: GATE ECE 1989 Control Systems - Stability Question 22 English

$${\mathrm T}_\mathrm i=-\mathrm T$$

$${\mathrm T}_\mathrm i=\mathrm T.$$

$${\mathrm T}_\mathrm i<\mathrm T.$$

$${\mathrm T}_\mathrm i>\mathrm T.$$

GATE ECE 1988

MCQ (Single Correct Answer)

-0.6

Consider a characteristic equation given by
s⁴ + 3s³ + 5s² + 6s + K + 10 = 0.
The condition for stability is

K > 5

-10 < K

K > -4

-10 < K < -4

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Control Systems

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

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Probability and Statistics Transform Theory Numerical Methods Calculus Differential Equations Linear Algebra Vector Calculus Complex Variable

Analog Circuits

Oscillators Operational Amplifier 555 Timer Diodes FET and MOSFET Power Amplifier Frequency Response Bipolar Junction Transistor Feedback Amplifier

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Network Elements Sinusoidal Steady State Response Network Theorems Two Port Networks Network Graphs Transient Response State Equations For Networks Miscellaneous

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Waveguides Miscellaneous Antennas Transmission Lines Uniform Plane Waves Maxwell Equations

Electronic Devices and VLSI

PN Junction Semiconductor Physics IC Basics and MOSFET BJT and FET

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

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

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

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