This book is your essential guide to mastering the fundamentals of electrical analysis. Starting with direct current (DC), it explores batteries, current, voltage, and key concepts like Ohm’s Law and Kirchhoff’s Laws for circuit analysis. Progressing to advanced topics, you'll learn about mesh analysis, superposition, Thevenin’s and Norton’s Theorems, and transient analysis, including time constants and DC RL/RC circuits. The journey continues with alternating current (AC), covering RMS values, phasors, complex numbers, and AC RLC circuits used in radio receivers. The final chapter dives into the world of magnets and magnetic circuits. Throughout, simulations using TINA 12 ECAD software demonstrate the accuracy of the methods discussed. This book equips engineers with the essential knowledge and skills to excel in electrical analysis. By mastering these foundational topics, readers will build the confidence and expertise needed to achieve qualifications and design innovative systems with ease. What You'll LearnUnderstand DC fundamentals, including batteries, current flow, and voltage. Analyze DC and AC circuits using Ohm’s Law, Kirchhoff’s Laws, and advanced methods like superposition. Explore transient analysis with time constants and DC RL/RC circuits. Master AC concepts such as RMS values, phasors, and AC RLC circuits. Simulate and validate circuits using TINA 12 ECAD software. Who is This Book ForStudents on electrical engineering courses or hobbyists who wants to learn about DC and ac circuit theories.