In this lecture, Professor Tabseer Ul Islam discusses Class 12 Physics Chapter 15 – Molecular Theory of Gases, focusing on Charles’s Law in detail. You’ll learn how temperature and volume of a gas are related when pressure remains constant. The concept is explained with graphs, real-life examples, and numerical applications, making it easy for students to understand. This lecture follows the Karachi Board and Sindh Board syllabus and helps you prepare for your board exams with a clear understanding of gas laws. 📘 In this lecture: Statement and explanation of Charles’s Law Graphical representation (Temperature vs. Volume) Kelvin temperature scale and its importance Mathematical form of Charles’s Law Real-life applications and examples 🎯 Perfect for HSC Part 2 / XII students preparing for board exams or concept revision! Watch previous lecture of physics class 12: • Physics Class 12 class 12 physics molecular theory of gases charles law explained gas laws temperature and volume relationship physics board exam preparation class 12 gas laws physics class 12 chapter 15 molecular theory of gases xii physics