APTRANSCO AEE Syllabus 2026, Check Exam Pattern & Important Topic Lists

Knowing the APTRANSCO AEE Syllabus before starting exam preparation is the first and most important step. With a clear understanding of the topics, subjects, and exam pattern, candidates can focus on important topics. This article covers the complete syllabus, subject-wise topic breakdown, exam pattern, marking scheme, and the most important topics for the exam preparation plan.

APTRANSCO AEE Syllabus Overview

APTRANSCO AEE Exam Pattern 2026

Minimum Qualifying Marks

APTRANSCO AEE Syllabus 2026 Detailed

Assistant Executive Engineer (Electrical)

Electric Circuits: Network graph, KCL, KVL, node and mesh analysis, star/delta transformation, electromagnetic induction, mutual induction, AC fundamentals, harmonics, transient response of DC and AC networks, sinusoidal steady-state analysis, resonance, ideal current and voltage sources. Thevenin’s, Norton’s, Superposition, and Maximum Power Transfer theorems, two-port networks, three-phase circuits, and power measurement.
Electrical Machines: Single-phase transformer (equivalent circuit, phasor diagram, tests, regulation, and efficiency), three-phase transformer connections, parallel operation, auto-transformer. DC machines (types, windings, generator/motor characteristics, armature reaction, and commutation, starting, and speed control of motors). Three-phase induction motors (principles, types, performance characteristics, starting, and speed control), single-phase induction motors, and synchronous machines (performance, regulation, parallel operation of generators, motor starting, characteristics, and applications).
Power Systems: Basic power generation concepts, transmission line models and performance, underground cables, string insulators, corona, distribution systems, per-unit quantities. Bus impedance and admittance matrices, load flow, voltage control, power factor correction, economic operation, symmetrical components, and fault analysis. Principles of over-current, differential, and distance protection, protection of alternators, transformers, and transmission lines, neutral earthing, solid-state relays, digital protection, circuit breakers, system stability concepts, swing curves, and the equal area criterion.
Utilization & Control Systems: Principles of feedback, transfer functions, block diagrams, steady-state errors, Routh and Nyquist techniques, Bode plots, root loci, lag, lead, and lead-lag compensation. Heating (resistance, induction, dielectric), welding (spot, seam, and butt), electric traction (speed-time curves, tractive effort). Measurements: Bridges and potentiometers, PMMC, moving iron, dynamometer, and induction-type instruments. Measurement of voltage, current, power, energy, and power factor, digital voltmeters, multimeters, phase, time, and frequency measurement, Q-meters, and oscilloscopes.
Analog and Digital Electronics: Characteristics of diodes, BJT, FET, biasing amplifiers, equivalent circuits, and frequency response, oscillators, and feedback amplifiers. Combinational and sequential logic circuits, multiplexers, Schmitt triggers, A/D and D/A converters, 8-bit microprocessor basics, architecture, programming, and interfacing.
Power Electronics and Drives: Semiconductor power diodes, transistors, thyristors, triacs, GTOs, MOSFETs, and IGBTs (static characteristics, principles of operation, and triggering circuits). Phase-controlled rectifiers, fully controlled and half-controlled bridge converters, principles of choppers and inverters, and basic concepts of adjustable-speed DC and AC drives.

Assistant Executive Engineer (Telecom)

Network Analysis & Signals: Kirchhoff’s Laws, RC, RL & RLC circuits (initial conditions, energy, power, instantaneous, max, average, and RMS values of alternating currents, phasor representation, transient, steady-state, and total response). Network analysis using Laplace transforms and properties.

Fourier Series: Continuous and discrete Fourier transforms, z-transforms, applications to signal analysis, convolution, network theorems, and two-port parameters (Series, Parallel, Cascade connections, Z, Y, ABCD parameters, network functions, poles, and zeros). Driving point and transfer functions, image parameters, conventional LP, HP, BP, and band-stop filters, composite filters, T, $\pi$, & lattice networks, attenuators, and equalizers.
Electronic Devices & Circuits: PN Junction, PNP, NPN transistors, biasing, tunnel diodes, FET, UJT, and SCR characteristics. Analysis and performance of various CB, CE, and CC transistor amplifiers, RC-coupled and push-pull amplifiers, compensation techniques, feedback, negative feedback, oscillator circuits, and phase-shift oscillators.
Digital Circuits: Wave shaping, multi-vibrators, sweep generators, counters, logic gates and circuits, number systems, codes, and error detection/correction. Sequential circuits, integrated circuit OP-Amps & applications, IC comparator circuits, and A/D and D/A converters.
Linear Control Systems: Open-loop and closed-loop systems, signal flow graphs, stability via Routh-Hurwitz and Nyquist criteria, Bode plots, gain-phase margins, and lead-lag compensation techniques.
Transmission Lines, Antennas & Waves: Transmission line equation, primary and secondary parameters, propagation constants, open and short-circuited lines, standing waves, reflection coefficients, VSWR, line as a circuit element, and impedance matching. Maxwell’s equations, electromagnetism laws, plane waves, boundary conditions, concept of radiation, half-wave dipoles, antenna arrays, and communication antennas. Waveguides, reciprocal/non-reciprocal waveguide components, couplers, tees, microwave sources, and microwave link design.
Processors & Communication Systems: Architecture, assemblers, and memory devices for microprocessors & microcontrollers. All modulation techniques, SNR, analog & digital communication, multiplexers, demodulators, radio receivers/transmitters, fiber optics communication, and satellite communication systems.

Assistant Executive Engineer (Civil)

Strength of Materials: Simple stresses and strains, Hooke’s law, mild steel stress-strain curves, elastic constants, compound bars, temperature stresses, strain energy, resilience, and impact loading. SFD and BMD for simple cantilever and overhanging beams. Centre of gravity, moment of inertia, bending and shear stress distributions. Pure torsion theory, helical springs, thin/thick cylinders, truss analysis (method of joints and sections), combined direct and bending stresses, columns/struts, and beam deflection methods.
Reinforced Concrete: Basic reinforcing materials, tests on cement/aggregates, structural concrete grades, workability, mix design. Working stress design for rectangular, flanged, singly, and doubly reinforced beams. Shear bond, development length, torsion in beams, one-way/two-way slabs, axially/eccentrically loaded columns, isolated/combined footings, and limit state design applications.
Soil Mechanics & Foundation Engineering: Physical properties, classification, permeability, capillarity, seepage, compaction, shear strength, earth pressure, and slope stability. Stress distribution, bearing capacity, settlement analysis, pile foundations, coffer dams, caissons, dewatering, excavation bracing, site investigations, Newmark charts, and machine foundations.
Steel Structures: Steel grades, design of simple/compound beams, riveted and welded joints/connections, eccentric framed/seated connections, compound columns, slab/gusseted bases, grillage foundations, roof trusses, plastic analysis (theorems, shape factor, bending of beams), and analysis of fixed/propped cantilever beams.
Fluid Mechanics & Machinery: Fluid properties, manometers, pressure measurements, forces on surfaces, center of pressure, buoyancy, stability of floating/submerged bodies, metacenter, and flow kinematics. Equations of continuity, Euler, and Bernoulli, impulse-momentum, flow measurement (orifices, mouthpieces, notches, weirs), pipe flow, open channel flow, and impact of jets (turbines, pumps, and machinery).