Fundamentals of Electricity, Magnetism, and DC Circuits

Understanding the physical forces that power our modern world is the first step toward mastering electronics, engineering, and applied physics. This course demystifies the core relationship between electricity, magnetism, and practical circuits. Through clear written explanations and step-by-step analysis, you will transition from basic physical concepts to confidently calculating voltage, current, resistance, and magnetic forces in direct current (DC) systems. What you'll learn: - Understand the fundamental properties of electric charges, electric fields, and electric potential. - Analyze DC circuits using Ohm's Law, Kirchhoff's Laws, and basic network theorems. - Explore the relationship between electricity and magnetism, including magnetic fields and induction. - Calculate equivalent resistance, power dissipation, and voltage drops in series and parallel circuits. - Apply safety principles and modern measurement concepts to practical circuit analysis. The course begins with essential definitions of charge and potential before moving into circuit components, network analysis, and the fundamentals of electromagnetism. You will practice your skills through written scenarios and step-by-step mathematical exercises. This course is designed for absolute beginners, aspiring engineers, and science enthusiasts. No prior background in physics or advanced calculus is required. Start reading today to build a solid foundation in electrical physics.