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Q#1
Load Flow Analysis
GATE EE 2017
MCQ
+1 mark
-0.33 marks
The figure shows the per-phase representation of a phase-shifting transformer connected between buses 1 and 2, where is a complex number with non-zero real and imaginary parts.
For the given circuit, and are bus admittance matrix and bus impedance matrix, respectively, each of size 2 × 2. Which one of the following statements is true?
Both and are symmetric
is symmetric and is unsymmetric
is unsymmetric and is symmetric
Both and are unsymmetric
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Browse Practice Questions by Chapters / Topics in Browse Practice Questions by Chapters / Topics in GATE Electrical Engineering
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| Topic | Questions | Attempted | Correct | |
|---|---|---|---|---|
| Network Analysis | 268 | 0 | 0 | |
| Signals and Systems | 168 | 0 | 0 | |
| Control Systems | 262 | 0 | 0 | |
| Analog Electronics | 186 | 0 | 0 | |
| Digital Electronics | 150 | 0 | 0 | |
| Electrical Machines | 399 | 0 | 0 | |
| Power Electronics | 243 | 0 | 0 | |
| Power Systems | 350 | 0 | 0 | |
| EMFT EE | 111 | 0 | 0 | |
| Measurement | 160 | 0 | 0 | |
| Engineering Mathematics | 236 | 0 | 0 | |
| General Aptitude | 221 | 0 | 0 |
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112 Qs
0 Att
0 Cor
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Induced EMF - Transformer
Equivalent Circuit - Transformer
Testing of a Transformer
Losses and Efficiency - Transformer
Voltage Regulation - Transformer
Three Phase Transformer
Auto Transformer
Parallel Operation - Transformer
Harmonics in Transformer
DC Machines
81 Qs
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EMF and Torque Equation
Equivalent Circuit - DC Machines
Losses and Efficiency - DC Machines
Speed Control of DC Motor
Starting, Braking and Testing of DC Motor
Characteristics of DC machines
Electromechanical Energy Conversion
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84 Qs
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Voltage Regulation Methods
Equivalent Circuit - Synchronous Machines
Synchronous Impedance
Power Angle Equation
Parallel Operation - Synchronous Machines
Losses and Efficiency - Synchronous Machines
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Droop Characteristics
Salient Pole Machines
Synchronous Motor
Cascading of Machines
Contruction and Physical Phenomenon
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113 Qs
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Equivalent Circuit - Induction Machines
Torque Slip Characteristics
Power and Efficiency
Tests on an Induction Motor
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Speed Control
Stability of Induction Motor
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140 Qs
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Short and Medium Transmission Line
Wave Nature of Long Transmission Line
Surges in Transmission Line
Power and ABCD Parameters
Voltage and Frequency Control
Power Factor Correction
UG Cables
Overhead Insulators
Corona
Distribution Systems
HVDC