EE25303 Electric Circuit Laboratory – Semester III – EEE

Subject Code & Name: EE25303 – Electric Circuit Laboratory

Regulation: R-2025

Semester: III (Third Semester)

Branch: B.E. Electrical and Electronics Engineering (EEE)

Credits / L-T-P: 1.5 Credits | L-T-P: 0-0-3

Course Objectives

To Apply the basic circuit solving techniques for both AC and DC circuits.
To know the applications of various network theorems, transient analysis. Resonance, two port networks and Three phase circuits.

Determination of sinusoidal current response for a series RL, RLC network in steady state for sinusoidal input voltage excitation using phasor concepts (impedances).
Application and experimental verification of network theorems (Thevenin’s, Norton’s, Superposition, Maximum Power Transfer and Reciprocity theorem).
Circuit Transient and steady state analysis: Determination of time constant of series RL, RC circuits. b. Determination of frequency response of RLC circuits. c. Steady state analysis of series RL, RC and RLC circuits.
Determination of resonant frequency and bandwidth for Series and Parallel resonant circuits.
Determination of impedance, admittance, transmission and hybrid parameters for two port networks.
Determination of power in a three phase balanced and unbalanced circuits.

CO1: Apply phasor concepts and analyze steady state response of RL, RC and RLC circuits for sinusoidal excitation.
CO2: Verify network theorems and analyze transient steady state and frequency response characteristics of electrical circuits experimentally.
CO3: Determine resonance characteristics, two port network parameters and power in three phase balanced and unbalanced circuits.

Weightage: Continuous Assessment 60% | End Semester Examinations 40%
Internal methodology: Project (30%), Assignment (10%), Practical (30%), Internal Examinations (30%)

Source: Official Anna University – B.E. Electrical and Electronics Engineering R-2025 Curriculum
Last Updated: September 2026

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