# Engineering Subjects

Learn your electronics and electrical subjects

1. Basic Electronics :

• Basics of semiconductors
• Diode/Transistor basics and characteristics
• Diodes for different uses
• Junction & Field Effect Transistors
• BJTs, JFETs, MOSFETs
• Transistor amplifiers of different types
• Oscillators and other circuits
• Basics of Integrated Circuits
• Bipolar, MOS and CMOS ICs
• Basics of linear ICs
• Operational amplifiers and their applications-linear/non-linear
• Optical sources/detectors
• Basics of Optical electronics and its applications.

2. Basic Electrical Engineering:

• DC circuits-Ohm’s & Kirchhoff’s laws
• Mesh and nodal analysis
• Circuit theorems
• Electro-magnetism
• Induced EMF and its uses
• Single-phase AC circuits
• Transformers
• Efficiency
• Basics- DC machines
• Induction machines and synchronous machines
• Electrical power sources- basics
• Hydroelectric, thermal, nuclear, wind, solar
• Basics of batteries and their uses

3. Network Theory:

• Network graphs & matrices
• Wye-Delta transformation
• Linear constant coefficient differential equations- time domain analysis of RLC circuits
• Solution of network equations using Laplace transforms- frequency domain analysis of RLC circuits
• 2-port network parameters-driving point & transfer functions;
• State equations for networks

4. Analog and Digital Circuits:

• Small signal equivalent circuits of diodes
• BJTS and FETs
• Diode circuits for different uses
• Biasing & stability of BJT & JFET amplifier circuits;
• Analysis/design of amplifier- single/multi-stage
• Feedback& uses
• Active filters
• Timers, multipliers, wave shaping, A/D-D/A converters
• Boolean algebra & uses
• Logic gates
• Digital IC families
• Combinatorial/sequential circuits
• Basics of multiplexers
• Counters/registers/ memories /microprocessors, design& applications.

5. Analog and Digital Communication Systems:

• Random signals, noise, probability theory, information theory
• Analog versus digital communication & applications:
• Systems- AM, FM, transmitters/receivers, theory/practice/ standards, SNR comparison
• Digital communication basics: Sampling, quantizing, coding, PCM, DPCM,
• Multiplexing-audio/video
• Digital modulation: ASK, FSK, PSK
• Multiple access: TDMA, FDMA, CDMA
• Optical communication: fiber optics, theory, practice/standards.

6. Control Systems:

• Classification of signals and systems
• Application of signal and system theory
• System realization
• Transforms& their applications
• Signal flow graphs,
• Routh-Hurwitz criteria, root loci, Nyquist/Bode plots
• Feedback systems-open &close loop types, stability analysis, steady state, transient and frequency response analysis
• Design of control systems, compensators, elements of lead/lag compensation, PID and industrial controllers.

7. Electro Magnetics:

• Elements of vector calculus, Maxwell’s equations-basic concepts
• Gauss, Stokes’ theorems
• Wave propagation through different media
• Transmission Lines- different types, basics, Smith’s chart, impedance matching/transformation, S-parameters, pulse excitation, uses
• Waveguides-basics, rectangular types, modes, cut-off frequency, dispersion, dielectric types
• Antennas-radiation pattern, monopoles/dipoles, gain, arrays-active/passive, theory, uses.