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Q#1
DC Machines
GATE EE 2023
NAT
+1 mark
-0 marks
A separately excited DC motor rated A, 1500 RPM drives a constant torque load at rated speed operating from supply drawing rated current. The armature resistance is 1.2Ω . If the supply voltage drops by with field current unaltered then the resultant speed of the motor in RPM is __________ (Round off to the nearest integer).
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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 | 260 | 0 | 0 | |
| Signals and Systems | 165 | 0 | 0 | |
| Control Systems | 258 | 0 | 0 | |
| Analog Electronics | 184 | 0 | 0 | |
| Digital Electronics | 148 | 0 | 0 | |
| Electrical Machines | 392 | 0 | 0 | |
| Power Electronics | 237 | 0 | 0 | |
| Power Systems | 344 | 0 | 0 | |
| EMFT EE | 107 | 0 | 0 | |
| Measurement | 158 | 0 | 0 | |
| Engineering Mathematics | 225 | 0 | 0 | |
| General Aptitude | 211 | 0 | 0 |
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Testing of a Transformer
Losses and Efficiency - Transformer
Voltage Regulation - Transformer
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Parallel Operation - Transformer
Harmonics in Transformer
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DC Machines
81 Qs
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Construction of DC Machines
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Equivalent Circuit - DC Machines
Losses and Efficiency - DC Machines
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Starting, Braking and Testing of DC Motor
Characteristics of DC machines
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82 Qs
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111 Qs
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139 Qs
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Power Factor Correction
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116 Qs
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Logical Reasoning
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Venn Diagrams
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Arithmetic Reasoning
Insert Missing Character
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