Refraction at Plane Surfaces | Lecture 2 | ICSE Class 10 Physics | Prism, Application of refraction

🚀 Mission ICSE 2026-27 | Refraction at Plane Surfaces | Lecture 2 | ICSE Class 10 Physics | Glass Prism, Deviation & Real/Apparent Depth Welcome to Lecture 2 of Chapter 4 – Refraction at Plane Surfaces from the Mission ICSE 2026-27 Physics series for ICSE Class 10. In this detailed, board-oriented lecture, we move ahead from the fundamentals of refraction and study refraction through a glass prism, prism formulae, angle of deviation, factors affecting deviation, minimum deviation, deviation graphs, important numericals, real depth and apparent depth. The lecture also covers important ICSE board-level diagrams, reasoning questions, formula-based questions and numerical applications to help you prepare confidently for the ICSE Board Examination 2027. ━━━━━━━━━━━━━━━━━━━━ 📚 WATCH LECTURE 1 FIRST 🔹 Lecture 1 – Refraction at Plane Surfaces | Glass Slab & Refractive Index In Lecture 1, we covered: ✔ Refraction of Light ✔ Laws of Refraction ✔ Refractive Index ✔ Absolute Refractive Index ✔ Principle of Reversibility of Light ✔ Refraction Through Glass Slab ✔ Lateral Displacement ✔ Factors Affecting Lateral Displacement ✔ Important Board-Level Questions & Numericals 👉 Watch Lecture 1 here:    • Refraction at Plane Surfaces | Lecture 1 |...   ━━━━━━━━━━━━━━━━━━━━ 📚 FREE RESOURCES ✅ Lecture Feedback Form (Anonymous) https://docs.google.com/forms/d/e/1FA... ✅ Join Our Telegram Community https://t.me/ilicsechampions ✅ Join Our WhatsApp Community https://chat.whatsapp.com/GdmxzTmoaoW... ✅ Download Impact Learning App https://play.google.com/store/apps/de... ━━━━━━━━━━━━━━━━━━━━ 🎯 WHAT YOU'LL LEARN IN THIS LECTURE ✔ Introduction to Refraction Through a Glass Prism ✔ Formation of Images in a Thick Glass Medium ✔ Multiple Images in a Thick Glass Mirror ✔ Refraction Through a Glass Prism ✔ Prism Formulae ✔ Angle of Deviation ✔ Factors Affecting Angle of Deviation ✔ Graph of Angle of Incidence (i) vs Angle of Deviation (δ) ✔ Minimum Deviation ✔ Condition for Minimum Deviation ✔ Important Prism Formulae ✔ Board-Level Prism Numericals ✔ Real Depth & Apparent Depth ✔ Relation Between Real Depth, Apparent Depth & Refractive Index ✔ Important Ray Diagrams ✔ Raised Coin Diagram ✔ Broken Pencil / Stick Effect ✔ Object Seen from Water ✔ ICSE Board-Level Numericals ✔ Important Concepts & Common Mistakes ━━━━━━━━━━━━━━━━━━━━ 🔥 WHY THIS LECTURE IS IMPORTANT? Refraction at Plane Surfaces is an important ICSE Class 10 Physics chapter and the concepts of glass prism, deviation, minimum deviation, refractive index, real depth and apparent depth can be tested through diagrams, reasoning questions, formula-based questions and numericals. This lecture focuses on the portions where students commonly make mistakes — especially prism formulae, deviation graphs, minimum deviation conditions and depth-related numericals. This lecture is designed to help you prepare for: 📌 ICSE Board Examination 2027 📌 School Examinations 📌 Unit Tests 📌 Physics Numericals 📌 Diagram-Based Questions 📌 Board-Level Reasoning Questions 📌 Chapter Revision ━━━━━━━━━━━━━━━━━━━━ 🎯 MISSION ICSE 2026-27 FEATURES 📌 Complete ICSE Board Preparation 📌 Chapter-wise Detailed Lectures 📌 Concept-Based Teaching 📌 Notes & Study Resources 📌 Board-Level Numericals 📌 Board-Oriented Preparation 📌 Doubt Support 📌 Test Series 📌 Smart Revision Strategies ━━━━━━━━━━━━━━━━━━━━ ⏱ TIMESTAMPS 00:00 – Introduction 02:00 – Multiple Images in a Thick Glass Medium 08:40 – Refraction Through Glass Prism 12:45 – Prism Formulae 14:41 – Factors Affecting Angle of Deviation 19:35 – Graph of i vs δ 25:36 – Minimum Deviation – Condition & Formula 28:52 – Numericals 35:00 – Real & Apparent Depth 38:15 – Important Diagrams – Raised Coin, Broken Pencil & Object Seen from Water 43:12 – Numericals ━━━━━━━━━━━━━━━━━━━━ 💬 TELL US IN THE COMMENTS Which concept of this lecture do you find the most difficult? 🔹 Prism Formulae 🔹 Angle of Deviation 🔹 Minimum Deviation 🔹 Real & Apparent Depth 🔹 Numericals ━━━━━━━━━━━━━━━━━━━━ If this lecture helped you: 👍 Like the video 💬 Ask your doubts in the comments 📢 Share it with your friends 🔔 Subscribe to Impact Learning ICSE and turn on notifications so you never miss another lecture of Mission ICSE 2026-27. Together, let's crack ICSE Board 2027 with confidence! 💪 #ICSE2027 #ICSEClass10 #ICSEPhysics #Refraction #RefractionOfLight #RefractionAtPlaneSurfaces #GlassPrism #Prism #AngleOfDeviation #MinimumDeviation #RealDepth #ApparentDepth #PhysicsClass10 #ICSEBoardExam #Class10Physics #PhysicsNumericals #ICSEPhysics2027 #MissionICSE2027 #ImpactLearning #ICSEStudents #BoardExamPreparation #ICSEClass10Physics