Foundations of Electromagnetic Induction and Alternating Current

Electromagnetic induction and alternating current form the backbone of modern electrical engineering, powering everything from household appliances to the global power grid. This written course guides you from the fundamental laws of electromagnetism to the analysis of complex AC circuits. You will build a strong intuitive and mathematical understanding of how changing magnetic fields generate electricity and how alternating currents behave in different circuit environments. What you'll learn: 1. Understand the core principles of Faraday's Law, Lenz's Law, and self and mutual inductance. 2. Analyze alternating current behavior in resistors, inductors, and capacitors within RLC circuits. 3. Calculate power factor, resonance, and impedance in various AC circuit configurations. 4. Apply mathematical formulas to solve foundational physics and engineering problems. 5. Explore modern applications of these principles, including wireless power transfer and smart grid basics. The course begins with essential terminology and the physical laws governing electromagnetic fields before progressing to detailed circuit analysis and real-world engineering applications. It is designed for beginners, physics students, and aspiring engineers looking for a clear, text-based introduction to electromagnetism, with no advanced prerequisites required. Start reading today to master the foundational physics of modern electrical systems.