변압기 파트 완벽 총정리 + 필수 핵심 예제 90제

Hello, this is [Everyone's Certification], your guide to passing national technical certifications. 👋 In the written exams for electrical certifications (Craftsman, Industrial Engineer, Engineer), the most critical part that determines failure is the 'Transformer.' Have you ever felt like giving up because there is too much to memorize, ranging from basic theories like structure and principles to calculation formulas? To save you time and effort, we have compiled core theories that are "guaranteed to appear" on the exam and 90 carefully selected essential practice questions into a single video! If you review this one video repeatedly, you will be able to perfectly answer the questions in the transformer section. 📌 Key Points of This Video! 1. Perfect understanding of the formulas for complex transformer principles (induced electromotive force, transformer ratio) 2. A complete summary of equivalent circuits, losses (iron loss, copper loss), and efficiency calculation methods 3. Friendly, step-by-step solutions for the [90 Essential Practice Questions] carefully selected through an analysis of past exam questions Master transformers with this video before heading to the exam center! Subscribing, liking, and turning on notifications are the best habits for your quick success. 🔔 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🕒 Timeline 00:00 [Intro] Why is the Transformer Part Important? 05:30 [Theory 01] Basic Principles of Transformers and Ideal Transformers 15:45 [Theory 02] Transformer Equivalent Circuits and Characteristic Tests (Open/Short) 28:20 [Theory 03] Transformer Losses, Efficiency, and Connection Methods (Y-Δ, V-connection, etc.) 42:10 [Problem Solving] Essential Examples 01 ~ 30 (Basic and Concept Check Questions) 01:15:30 [Problem Solving] Essential Examples 31 ~ 60 (Applications and Equivalent Circuit Calculations) 01:50:45 [Problem Solving] Essential Examples 61 ~ 90 (Advanced and Modified Past Exam Questions) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ #Electrician #ElectricEngineer #Transformer #ElectricalEquipment #CertificationForEveryone #CertificationExam #PassWrittenExam