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🔢 GATE EE – 71 Subtopics List
(Main Subject-wise Subtopics)
1. Engineering Mathematics (8 Subtopics)
Linear Algebra
Calculus
Vector Calculus
Complex Variables
Probability and Statistics
Differential Equations
Fourier Series
Laplace Transform
2. Electric Circuits and Networks (6 Subtopics)
Network elements (RLC)
Kirchhoff’s laws
Node and Mesh analysis
Transient and Steady-State Analysis
Theorems: Superposition, Thevenin, Norton, Maximum Power Transfer
Resonance, Two-Port Networks, Network Graph Theory
3. Electromagnetic Fields (6 Subtopics)
Coulomb’s Law, Electric Field Intensity
Gauss’s Law, Electric Potential
Conductors, Capacitance
Biot–Savart’s Law, Ampere’s Law
Magnetic Flux, Magnetic Field Intensity
Maxwell’s Equations, Time-varying Fields
4. Signals and Systems (7 Subtopics)
Continuous-time and Discrete-time Signals
Transformations of Signals
Continuous-time and Discrete-time Systems
Convolution and Impulse Response
Fourier Series and Fourier Transform
Laplace Transform
Z-transform
5. Electrical Machines (9 Subtopics)
Magnetic circuits
Single-phase Transformers
Three-phase Transformers
DC Machines (Motor/Generator)
Induction Motors (Single-phase and Three-phase)
Synchronous Machines
Starting and Speed Control
Losses and Efficiency
Testing and Equivalent Circuits
6. Power Systems (9 Subtopics)
Power Generation Concepts
Transmission Line Parameters
Per Unit System and Line Models
Load Flow Analysis
Voltage Control and Reactive Power
Fault Analysis
Power System Stability
Protection and Relays
Circuit Breakers
7. Control Systems (6 Subtopics)
Transfer Function, Block Diagrams
Time-domain Analysis
Frequency-domain Analysis
Stability: Routh-Hurwitz, Root Locus
Bode Plots, Nyquist Criteria
State-space Analysis
8. Electrical and Electronic Measurements (5 Subtopics)
Measurement of Voltage, Current, Power, Energy
PMMC and Moving Iron Instruments
Instrument Transformers
Digital Voltmeters, Digital Multimeters
Oscilloscopes, Error Analysis
9. Analog and Digital Electronics (8 Subtopics)
Diodes and Applications
BJT, FET Characteristics
Small Signal Analysis
Biasing and Amplifier Circuits
Operational Amplifiers and Applications
Combinational Logic Circuits
Sequential Logic Circuits
Number Systems, ADC, DAC
10. Power Electronics (7 Subtopics)
Power Semiconductor Devices (Diode, SCR, MOSFET, IGBT)
Phase Controlled Rectifiers
Choppers (DC-DC converters)
Inverters (DC-AC converters)
AC Voltage Controllers
Cycloconverters
Speed Control of Motors using Power Converters