【電験三種】理論 令和４年下期 問17／【電磁気】導体球間に加わる力及び釣り合う位置

Today's problem is about determining the position where the forces acting between two conductor spheres, A and B, are balanced when conductor sphere C is placed between them, as shown in the diagram on the left. This problem is classified as a calculation problem, and the key points are Coulomb's Law and the formula for solving quadratic equations. 0:00 Introduction & Self-Introduction 0:39 Problem Overview 1:02 Problem 3:01 Quick Explanation 1. Coulomb's Law 4:32 Quick Explanation 2. The formula for solving quadratic equations 5:37 Answer and Explanation (a) 7:09 Answer and Explanation (b) 10:40 Summary --------------------------------------- ★Explanation from the Denken-ou website (Electrical Engineering Examination, Grade 3 Theory, Second Half of 2022, Question 17) https://denken-ou.com/rironr4-2-17/ ★NEW [E-Book Version of Denken-ou] Electrical Engineering Examination, Grade 3, 4 Subjects First half of 2020 edition Year order https://denken-ou-tanaoroshi.com/item... Sort by field https://denken-ou-tanaoroshi.com/item... 3 types of theory by subject Yearly order https://denken-ou-tanaoroshi.com/item... baeb3a688dd5b714 By subject: https://denken-ou-tanaoroshi.com/item... ★Download the trial version [E-book version of Denken-O] https://denken-ou-tanaoroshi.com/item... ★Click here for the paperback version Available on Amazon [E-book version of Denken-O] Electrical Engineering Examination, Grade 3, 4 Subjects, First Half of 2023 https://amzn.to/3BWRvy2 ★New Reference Book from a Collaboration between Electrical Engineering Academia and Denken-oh [Thermal Power Generation] Electrical Engineering Warrior Textbook - Denken Soldiers Spellbook - https://denkenia-archives.stores.jp/i... NEW [Nuclear Power Generation & Other Power Generation] Electrical Engineering Warrior Textbook - Denken Soldiers Spellbook - https://denkenia-archives.stores.jp/i... --------------------------------------- #Electrical Engineering Examination, Grade 3 #Theory #Explanation of Past Questions #Denken-oh #Second Half of 2022 #Question 17 #Electromagnetism #Coulomb's Law