GATE ECE 2014 Set 1 | Network Elements Question 14 | Network Theory

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GATE ECE 2014 Set 1

MCQ (Single Correct Answer)

-0.3

Consider the configuration shown in the figure which is a portion of a larger electrical network

GATE ECE 2014 Set 1 Network Theory - Network Elements Question 31 English

For R = 1 Ω and currents i₁ = 2A, i₄ = -1A, i₅ = -4A, which one of the following is TRUE?

i₆ = 5 A

i₃ = -4 A

Data is sufficient to conclude that the supposed currents are impossible

Data is insufficient to identify the current i₂,i₃ and i₆.

GATE ECE 2013

MCQ (Single Correct Answer)

-0.3

Consider a delta connection of resistors and its equivalent star connection as shown below. If all elements of the delta connection are scaled by a factor k, k > 0, the elements of the corresponding star equivalent will be scaled by a factor of

GATE ECE 2013 Network Theory - Network Elements Question 32 English

k²

1/k

$$\sqrt{\mathrm k}$$

GATE ECE 2012

MCQ (Single Correct Answer)

-0.3

The impedance looking into nodes 1 and 2 in the given circuit is

GATE ECE 2012 Network Theory - Network Elements Question 33 English

50 Ω

100 Ω

5 kΩ

10.1 kΩ

GATE ECE 2012

MCQ (Single Correct Answer)

-0.3

In the circuit shown below, current through the inductor is

GATE ECE 2012 Network Theory - Network Elements Question 34 English

$$\frac2{1\;+\;\mathrm j}\mathrm A$$

$$\frac{-1}{1\;+\;\mathrm j}\mathrm A$$

$$\frac1{1\;+\;\mathrm j}\mathrm A$$

0 A

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GATE ECE Subjects

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

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

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

Microprocessors

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

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

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

General Aptitude

Numerical Ability Logical Reasoning Verbal Ability

Engineering Mathematics

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