A9204 Even 2025-2026 3 Credits

Basic Electrical Engineering

Foundational concepts of electrical circuits, network theorems, DC and AC machines, transformers, and synchronous generators.

Electrical Circuits Machines

Course Overview

Basic Electrical Engineering course serves as a theoretical foundation aimed at enriching students’ understanding of electric circuits, DC and AC machines, while fostering analytical abilities. This course delves into the foundational concepts and methodologies integral to Electrical Engineering, covering various aspects such as electrical circuits, network theorems, and operational principles of key components including DC machines (motors and generators), Transformers, Induction motors, and Synchronous generators.

Programme: B.Tech
Branch: CSE
Year / Semester: I / II
Course Type: Theory
College: VCE, Hyderabad

Relevant Sustainable Development Goals (SDGs)

  • SDG 7: Affordable and Clean Energy
  • SDG 9: Industry, Innovation, and Infrastructure
  • SDG 11: Sustainable Cities and Communities

Course Outcomes

After the completion of the course, the student will be able to:

CODescriptionBloom’s Level
A9204.1Apply network reduction techniques and theorems to solve DC circuitsApply
A9204.2Apply AC circuit concepts to solve and analyze single-phase series R, L, and C circuitsApply
A9204.3Apply the principles of transformer to determine EMF, efficiency, and performance under no-load and load conditionsApply
A9204.4Apply the concepts of DC machines to determine their performance under different operating conditionsApply
A9204.5Apply AC machine principles to determine the characteristics and behavior of three phase induction and synchronous machinesApply

Syllabus

Unit 1: DC Circuits

  • Electrical circuit elements (R, L and C), Ohm’s Law, KVL and KCL, Types of sources, Source transformation, Network reduction techniques (Series and Parallel), Mesh and Nodal analysis, Superposition theorem, Thevenin’s and Norton’s theorems (DC Excitation only), Numerical problems.

Unit 2: AC Circuits

  • Representation of sinusoidal waveforms, Average & RMS value, Peak factor, Form factor, j-notation, Analysis of single-phase AC circuits consisting of R, L, C, RL, RC, RLC combinations (series circuits only), Numerical problems.

Unit 3: Single Phase Transformers

  • Working principle and constructional details, Types - Core and Shell type transformers, EMF equation, Transformer operation on No-Load and On-Load conditions, OC and SC tests on Transformer, Losses and Efficiency, Numerical problems on EMF equation.

Unit 4: DC Machines

  • DC Generators: - Construction, Principle of operation, EMF equation, Methods of excitation - Separately excited and Self-excited generators, Numerical problems on EMF equation. DC Motors: Principle of operation, Concept of Back EMF, Torque equation, Load test on DC Shunt motor (Conceptual description only).

Unit 5: AC Machines

  • Generation of rotating magnetic fields, Construction and working of a three-phase Induction motor, Concept of slip, Torque production, Starting and Running torques, Torque-Slip characteristics, Numerical problems on slip. Synchronous Generator: Construction - Salient pole and Non-salient pole generators, Working principle of synchronous generator, No-Load Characteristics (Conceptual description only).

Reference Books

Textbooks

  1. “Engineering Circuit Analysis” - Hayt, William H., Jack E. Kemmerly, and Steven M. Durbin, 9th ed., McGraw-Hill Higher Education, 2007
  2. “A Textbook of Electrical Technology” - Theraja, B. L., and A. K. Theraja, Vols. 1 & 2, S. Chand Publishers, New Delhi

Reference Books

  1. “Basic Electrical Engineering” - Kothari, D. P., and I. J. Nagrath, 3rd ed., Tata McGraw-Hill, 2010
  2. “Basic Electrical Engineering” - Kulshreshtha, D. C., McGraw-Hill, 2009
  3. “Fundamentals of Electrical Engineering” - Bobrow, L. S., Oxford University Press, 2011

Lecture Notes

UnitTopicNotes
1DC CircuitsLink
2AC CircuitsLink
3Single Phase TransformersLink
4DC MachinesLink
5AC MachinesLink

Assignments

#TypeTopicDue DateLinks
1Class TestUnit 1 - DC CircuitsTBALink
2AssignmentNetwork TheoremsTBALink
3Class TestUnit 2 & 3TBALink
4AssignmentDC & AC MachinesTBALink

Evaluation Scheme

ComponentWeightage
Continuous Internal Evaluation (CIE)40%
Semester End Examination (SEE)60%
Total100%

Course Policy

Academic Integrity

  • Plagiarism in assignments will result in zero marks

Late Submission

  • 10% penalty per day for late assignment submissions
  • No submissions accepted after 3 days past deadline

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