Foundations of Electricity and Simple Circuit Analysis

Understanding the fundamentals of electricity is the gateway to both modern physics and practical engineering. Whether you are preparing for foundational physics exams or looking to build a solid scientific groundwork, mastering charge, current, and circuits is essential. This text-only course guides you from basic electrostatic concepts to analyzing complex direct current (DC) circuits. You will develop the analytical skills needed to solve circuit problems systematically and understand the physical laws governing electrical systems. What you'll learn: Understand the fundamental concepts of electric charge, field, potential, and current; Apply Ohm's Law and Kirchhoff's Laws to analyze series, parallel, and mixed DC circuits; Analyze the behavior of resistors, capacitors, and basic energy sources in a circuit; Solve complex circuit problems using systematic nodal and mesh analysis techniques; Explore modern circuit concepts including basic digital simulation principles and multimeter measurement logic; Practice solving typical exam-style physics problems through step-by-step written walkthroughs. The course begins with foundational definitions of charge and electric fields before progressing to practical circuit components and network theorems. You will work through structured written explanations and step-by-step calculations designed to build your problem-solving confidence. Designed for beginners, aspiring physics students, and engineering students preparing for foundational examinations, this course requires no prior knowledge of electronics. Start reading today to build a powerful foundation in electrical physics and circuit analysis.