Unit- 1

Basic Circuit Concepts: Voltage and Current Sources, Resistors: Fixed and Variable resistors, Construction and Characteristics, Color coding of resistors, resistors in series and parallel.


Inductors: Fixed and Variable inductors, Self and mutual inductance, Faraday‘s law and Lenz‘s law of electromagnetic induction, Energy stored in an inductor, Inductance in series and parallel, Testing of resistance and inductance using multimeter.


Capacitors: Principles of capacitance, Parallel plate capacitor, Permittivity, Definition of Dielectric Constant, Dielectric strength, Energy stored in a capacitor, Air, Paper, Mica, Teflon, Ceramic, Plastic and Electrolytic capacitor, Construction and application, capacitors in series and parallel, factors governing the value of capacitors, testing of capacitors using multimeter.


Unit- 2

Circuit Analysis: Kirchhoff‘s Current Law (KCL), Kirchhoff‘s Voltage Law (KVL), Node Analysis, Mesh Analysis, Star-Delta Conversion.


DC Transient Analysis: RC Circuit- Charging and discharging with initial charge, RL Circuit with Initial Current, Time Constant, RL and RC Circuits With Sources, DC Response of Series RLC Circuits.



AC Circuit Analysis: Sinusoidal Voltage and Current, Definition of Instantaneous, Peak, Peak to Peak, Root Mean Square and Average Values. Voltage-Current relationship in Resistor, Inductor and Capacitor, Phasor, Complex Impedance, Power in AC Circuits: Instantaneous Power, Average Power, Reactive Power, Power Factor. Sinusoidal Circuit Analysis for RL, RC and RLC Circuits.


Resonance in Series and Parallel RLC Circuits, Frequency Response of Series and Parallel RLC Circuits, Quality (Q) Factor and Bandwidth. Passive Filters: Low Pass, High Pass, Band Pass and Band Stop.



Network Theorems: Principal of Duality, Superposition Theorem, Thevenin‘s Theorem, Norton‘s Theorem, Reciprocity Theorem, Millman‘s Theorem, Maximum Power Transfer Theorem. AC circuit analysis using Network theorems.


Two Port Networks: Impedance (Z) Parameters, Admittance (Y) Parameters, Transmission (ABCD) Parameters.


Suggested books:

1. S. A. Nasar, Electric Circuits, Schaum‘s outline series, Tata McGraw Hill (2004)

2. Electrical Circuits, M. Nahvi and J. Edminister, Schaum‘s Outline Series, Tata McGraw-Hill.(2005)

3. Robert L. Boylestad, Essentials of Circuit Analysis, Pearson Education (2004)

4. W. H. Hayt, J. E. Kemmerly, S. M. Durbin, Engineering Circuit Analysis, Tata McGraw Hill(2005)

5. Alexander and M. Sadiku, Fundamentals of Electric Circuits , McGraw Hill (2008)