| Section |
Topics to Prepare |
| Electric Circuits |
Network graph
KCL, KVL, Node and Mesh analysis
Transient response of dc and ac networks
Sinusoidal steady‐state analysis
Resonance, Passive filters, Ideal current and voltage sources
Thevenin’s theorem, Norton’s theorem, Superposition theorem, Maximum power transfer theorem
Two‐port networks, Three phase circuits, Power and power factor in ac circuits |
| Electromagnetic Fields |
Coulomb's Law
Electric Field Intensity
Electric Flux Density
Gauss's Law, Divergence
Electric field and potential due to point, line, plane and spherical charge distributions
Effect of dielectric medium
Capacitance of simple configurations
Biot‐Savart’s law, Ampere’s law, Curl, Faraday’s law, Lorentz force
Inductance, Magnetomotive force, Reluctance, Magnetic circuits
Self and Mutual inductance of simple configurations |
| Signals and Systems |
Representation of continuous and discrete‐time signals
Shifting and scaling operations
Linear Time Invariant and Causal systems
Fourier series representation of continuous periodic signals
Sampling theorem, Applications of Fourier Transform, Laplace Transform and z-Transform |
| Electrical Machines |
Single phase transformer: equivalent circuit, phasor diagram, open circuit and short circuit tests, regulation and
efficiency
Three phase transformers: connections, parallel operation
Auto‐transformer, Electromechanical energy conversion principles
DC machines: separately excited, series and shunt, motoring and generating mode of operation and their
characteristics, starting and speed control of dc motors
Three phase induction motors: principle of operation, types, performance, torque-speed characteristics, no-load and
blocked rotor tests, equivalent circuit, starting and speed control
Operating principle of single-phase induction motors
Synchronous machines: cylindrical and salient pole machines, performance, regulation and parallel operation of
generators, starting of synchronous motor, characteristics
Types of losses and efficiency calculations of electric machines |
| Power Systems |
Power generation concepts, ac and dc transmission concepts
Models and performance of transmission lines and cables
Series and shunt compensation
Electric field distribution and insulators
Distribution systems, Per‐unit quantities, Bus admittance matrix
Gauss-Seidel and Newton-Raphson load flow methods
Voltage and Frequency control, Power factor correction
Symmetrical components, Symmetrical and unsymmetrical fault analysis
Principles of over‐current, differential and distance protection
Circuit breakers, System stability concepts, Equal area criterion. |
| Control Systems |
Mathematical modelling and representation of systems
Feedback principle, transfer function, Block diagrams and Signal flow graphs
Transient and Steady‐state analysis of linear time invariant systems
Routh-Hurwitz and Nyquist criteria, Bode plots, Root loci
Stability analysis, Lag, Lead and Lead‐Lag compensators
P, PI and PID controllers
State space model, State transition matrix |
| Electrical and Electronic Measurements |
Bridges and Potentiometers
Measurement of voltage, current, power, energy and power factor
Instrument transformers, Digital voltmeters and multimeters, Phase, Time and Frequency measurement
Oscilloscopes, Error analysis |
| Analog and Digital Electronics |
Characteristics of diodes, BJT, MOSFET
Simple diode circuits: clipping, clamping, rectifiers
Amplifiers: Biasing, Equivalent circuit and Frequency response
Oscillators and Feedback amplifiers
Operational amplifiers: Characteristics and applications
Simple active filters, VCOs and Timers, Combinational and Sequential logic circuits, Multiplexer, Demultiplexer, Schmitt
trigger, Sample and hold circuits, A/D and D/A converters
8085Microprocessor: Architecture, Programming and Interfacing |
| Power Electronics |
Characteristics of semiconductor power devices: Diode, Thyristor, Triac, GTO, MOSFET, IGBT
DC to DC conversion: Buck, Boost and Buck-Boost converters; Single and three phase configuration of uncontrolled
rectifiers, Line commutated thyristor-based converters
Bidirectional ac to dc voltage source converters, Issues of line current harmonics
Power factor, Distortion factor of ac to dc converters, Single phase and three phase inverters, Sinusoidal pulse width
modulation. |
