Home > Career > Electrical Engineering Syllabus for APSC Combined Competitive (Mains) Exam

Electrical Engineering can be takes as an optional subject in the Assam Civil Services (Mains) Examination conducted by the Assam Public Service Commission (APSC). Find below the full Syllabus of Electrical Engineering (Paper I and Paper II).

Electrical Engineering Syllabus for APSC (Mains) Examination:

PAPER – I

Network:

• Steady state analysis of d.c. and a.c. networks, network theorems, Matrix Algebra, network functions, transient response, frequency response, Laplace transform, Fourier series and Fourier transform, frequency spectral plezero concept, elementary network synthesis, Statics and Magnetics.
• Analysis of electrostatics and manetostatic fields Laplace and Poission Equations, solution of boundary value problems. Mexwell’s equations, electromagnetic wave propagations ground and space waves, propagation between earth station satellites.

Measurement:

• Basic methods of measurements, standards, error analysis, indication instrument cathode ray oscilloscope , measurement of voltage current, power, resistance, inductances, capacitance, time, frequency and flux, electronic meters.

Electronics:

• Vacuum and semiconductor devices, equivalent circuits transistor parameters determination of current and voltage gain and input and output impedances biasing techniques, single and multistage, audio and ratio small signal and large signal amplifiers and their analysis, Feedback amplifiers and oscillators, wave shaping circuits and time base generators, analysis of different types of multi vibrator and their uses; digital circuits.
• Generation of e.m.f. m.m.f and torque in rotating machines, motor and generator characteristics of d.c. synchronous and induction machines equivalent circuits, commutation parallel operation, phasor diagram and equivalent circuits of power transformer, determination of performance and efficiency, auto-transformer, 3 phase transformers.

PAPER – II

Section A

Control Systems:

• Mathematical modelling of dynamic linear control systems, block diagrams and signal flow graphs, transient response steady state error, stability, frequency response techniques, root locus techniques series compensation.

Industrial Electronics:

• Principles and design of single phase and polyphase rectifiers controlled retification, smoothing, Filters, regulated power supplies, speed control circuits for drivers, inverters, d.c. conversion, choppers, timers and welding circuits.

Section B (Heavy Currents)

Electrical Machines:

• Rotating Magnetic filed polyphase motor, principle of operation, phasor diagram, torque slip characteristic, Equivalent circuit and determination of its parameters, circle diagram, starters, speed control, Double cage motor, Induction generator, Theory, Phasor diagram, Characteristics and application of single phase motors. Application of two phase induction motor.
• Synchronous Machines, e.m.f. equation phasor and circle diagrams operation on infinite bus, synchroizing power operating characteristic and performance by different methods sudden short circuit and analysis of oscillogram to determine machine reactances and time constants, motor characteristics and performance methods of starting application.
• Special Machines. Amplidyne and metadyne operating characteristics and their applications.
• Power systems and protections, General layout and economics of different types of power stations, Baseload, peak­load and pumped storage plants, Economics of different systems of d.c. and a.c. power distribution. Transmission line parameter calculation, concept of G.M.D. short, medium and long transmission line, Insulators, Voltage distribution in a string of insulators and garding
• Enviromental effect on insulators, Fault calculation by symmetrical components, load flow analysis and economic operation steady and transient stability, Switchgear Methods of arc extinction, Re­striking and recovery voltage, Testing of circuit breaker, Protective relays, protective schemes for power system equipment, C.T. and P.T. Surges in transmission lines, Travelling waves and protection.

Utilisation:

• Industrial diverse electric motors for various drive and estimates of their rating, Behaviour of motor during stating acceleration, breaking and reversing operation, Schemes of speed control for d.c. and induction motors.
• Economic and other aspects of different systems of rail traction, mechanics of train movement and estimation of power and energy requirements and motor rating characteristics of traction motors. Dielectric and induction heating.

OR
Section C (Light Currents)

• Communication systems, Generation and detection of amplitude ­frequency phase and Pulse moodulate signals using oscillators, modulators and demodulators Comparison of modulated systems, noise, problems, channel efficiency sampling theorem, sound and vision broadcast transmitting and receiving system antennas, feeders and receiving circuits, transmission line at audio radio and ultra high frequencies.
• Microwaves : Electromagenetic wave in guided media wave guide components cavity resonator, microwave tubes and solid­ state devices, microwave generator and amplifiers, filters microwave measuring techniques, microwave radiation patterns, communication and antenna systems Radio aids to navigation.
• D.C. Amplifiers : Direct coupled amplifiers difference amplifiers, choppers and analog computation.