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Q#1
Transformers
GATE EE 2026
MCQ
+2 marks
-0.66 marks
Three single-phase transformers are connected to form a three-phase transformer bank with connections as shown.
Considering phase sequence, the vector group of the transformer is:
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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 |
Transformers
112 Qs
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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
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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
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Losses and Efficiency - Synchronous Machines
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Droop Characteristics
Salient Pole Machines
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113 Qs
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Equivalent Circuit - Induction Machines
Torque Slip Characteristics
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Tests on an Induction Motor
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Stability of Induction Motor
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140 Qs
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Wave Nature of Long Transmission Line
Surges in Transmission Line
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Power Factor Correction
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Overhead Insulators
Corona
Distribution Systems
HVDC