UPSC Electrical Engineering Optional Syllabus For CSE Mains 2024

UPSC Electrical Engineering Syllabus

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UPSC Electrical Engineering Optional Syllabus Paper‐I

1. Circuits—Theory :
   • Circuit components; network graphs; KCL, KVL;
   • Circuit analysis methods : nodal analysis, mesh analysis; basic network theorems and applications; transient analysis : RL, RC and RLC circuits; sinusoidal steady state analysis; resonant circuits; coupled circuits; balanced 3-phase circuits. Two-port networks.
2. Signals and Systems :
   • Representation of continuous-time and discrete-time signals and systems; LTI systems; convolution; impulse response; time-domain analysis of LTI systems based on convolution and differential/difference equations.
   • Fourier transform, Laplace transform, Z-transform, Transfer function.
   • Sampling and recovery of signals DFT, FFT Processing of analog signals through discrete-time systems.
3. M. Theory :
   • Maxwell’s equations, wave propagation in bounded media. Boundary conditions, reflection and refraction of plane waves.
   • Transmission lines : travelling and standing waves, impedance matching, Smith chart.
4. Analog Electronics :
   • Characteristics and equivalent circuits (large and small-signal) of Diode, BJT, JFET and MOSFET.
   • Diode circuits : Clipping, clamping, rectifier. Biasing and bias stability. FET amplifiers. Current mirror;
   • Amplifiers : single and multi-stage, differential, operational feedback and power. Analysis of amplifiers; frequency-response of amplifiers. OPAMP circuits. Filters;
   • Sinusoidal oscillators : criterion for oscillation;
   • single-transistor and OPAMP configurations.
   • Function generators and wave-shaping circuits. Linear and switching power supplies.
5. Digital Electronics :
   • Boolean algebra; minimisation of Boolean functions; logic gates; digital IC families (DTL, TTL, ECL, MOS, CMOS).
   • Combinational circuits : arithmetic circuits, code converters, multiplexers and decoders. Sequential circuits: latches and flip-flops, counters and shift-registers.
   • Comparators, timers, multivibrators. Sample and hold circuits, ADCs and DACs.
   • Semiconductor memories.
   • Logic implementation using programmable devices (ROM, PLA, FPGA).
6. Energy Conversion :
   • Principles of electromechanical energy conversion : Torque and emf in rotating machines.
   • DC machines : characteristics and performance analysis; starting and speed control of motors.
   • Transformers : principles of operation and analysis; regulation, efficiency; 3-phase transformers. 3-phase induction machines and synchronous machines : characteristics and performance analysis; speed control.
7. Power Electronics and Electric Drives :
   • Semi-conductor power devices : diode, transistor, thyristor, triac, GTO and MOSFET-static characteristics and principles of operation; triggering circuits; phase control rectifiers; bridge converters : fully-controlled and half-controlled; principles of thyristor choppers and inverters; DC-DC converters; Switch mode inverter; basic concepts of speed control of dc and ac motor drives applications of variable-speed drives.
8. Analog Communication :
   • Random variables : continuous, discrete; probability, probability functions. Statistical averages; probability models;
   • Random signals and noise : white noise, noise equivalent bandwidth; signal transmission with noise; signal to noise ratio.
   • Linear CW modulation : Amplitude modulation : DSB, DSB-SC and SSB. Modulators and Demodulators;
   • Phase and Frequency modulation : PM & FM signals; narrows band FM; generation & detection of FM and PM, Deemphasis, Preemphasis.
   • CW modulation system : Superhetrodyne receivers, AM receivers, communication receivers, FM receivers, phase locked loop, SSB receiver Signal to noise ratio calculation or AM and FM receivers.

UPSC Electrical Engineering Optional Syllabus Paper-II

1. Control Systems :
   • Elements of control systems; block-diagram representations; open-loop & closed-loop systems; principles and applications of feed-back. Control system components.
   • LTI systems : time-domain and transform-domain analysis.
   • Stability : Routh Hurwitz criterion, root-loci, Bode-plots and polor plots, Nyquist’s criterion; Design of lead-lad compensators. Proportional, PI, PID controllers. State-variable representation and analysis of control systems.
2. Microprocessors and Microcomputers : PC organisation; CPU, instruction set, register settiming diagram, programming, interrupts, memory interfacing, I/O interfacing, programmable peripheral devices.
3. Measurement and Instrumentation :
   • Error analysis; measurement of current voltage, power, energy, power-factor, resistance, inductance, capacitance and frequency; bridge measurements.
   • Signal conditioning circuit; Electronic measuring instruments : multimeter, CRO, digital voltmeter, frequency counter, Q-meter, spectrum-analyser, distoration-meter.
   • Transducers : thermocouple, thermistor, LVDT, strain-guage, piezo-electric crystal.
4. Power Systems:
   • Analysis and Control : Steady-state performance of overhead transmission lines and cables; principles of active and reactive power transfer and distribution; per-unit quantities; bus admittance and impedance matrices; load flow; voltage control and power factor correction; economic operation; symmetrical components, analysis of symmetrical and unsymmetrical faults.
   • Concepts of system stability : swing curves and equal area criterion. Static VAR system. Basic concepts of HVDC transmission.
5. Power System Protection :
   • Principles of overcurrent, differential and distance protection. Concept of solid state relays. Circuit brakers.
   • Computer aided protection : introduction; line, bus, generator, transformer protection; numeric relays and application of DSP to protection.
6. Digital Communication :
   • Pulse code modulation (PCM), defferential pulse code modulation (DPCM), delta modulation (DM), Digital modulation and demodulation schemes : amplitude, phase and frequency keying schemes (ASK, PSK, FSK).
   • Error control coding : error detection and correction, linear block codes, convolation codes. Information measure and source coding. Data networks, 7-layer architecture.

Other UPSC Optional Subjects

List of Literature Optional Subjects for UPSC