LIGHT : REFLECTION AND REFRACTION. | CLASS 10 SCIENCE|

📘 Light – Reflection & Refraction | Class 10 Science | Lecture 3 Welcome to Lecture 3 of the Class 10 Science chapter "Light – Reflection and Refraction". In this lecture, we will understand the fundamental concepts of reflection and refraction of light, along with their laws and real-life applications. This topic forms the foundation for understanding mirrors, lenses, and image formation. Students preparing for CBSE Board Exams will find this lecture extremely helpful for both theory and numerical questions. 🔹 Topics Covered ✅ Reflection of Light ✅ Laws of Reflection ✅ Regular and Diffused Reflection ✅ Refraction of Light ✅ Laws of Refraction ✅ Refractive Index ✅ Real-life Examples of Reflection & Refraction ✅ Important Board Exam Concepts ✨ Key Learning Outcomes Understand why light bounces back from a mirror. Learn how light bends when it passes from one medium to another. Differentiate between reflection and refraction. Apply the laws of reflection and refraction in numerical problems. Build a strong foundation for studying mirrors and lenses. 📝 Important Laws Law of Reflection Angle of Incidence = Angle of Reflection Incident ray, reflected ray, and normal lie in the same plane. Law of Refraction Incident ray, refracted ray, and normal lie in the same plane. The ratio of the sine of the angle of incidence to the sine of the angle of refraction remains constant for a given pair of media (Snell's Law). 🎯 Exam Focus ⭐ Most Important Definitions ⭐ Ray Diagrams ⭐ Numerical Problems ⭐ Board Exam Questions ⭐ NCERT-Based Concepts 📚 Class 10 Science | Chapter: Light – Reflection & Refraction | Lecture 3 👍 Like, Share & Subscribe for more Class 10 Science and Maths lectures. #Class10Science #LightReflectionAndRefraction #ReflectionOfLight #RefractionOfLight #CBSEClass10 #ScienceLecture #Lecture3 #BoardExamPreparation #NCERT #PhysicsClass10 #AmitSir #StudyWithAmitSir #CBSE2026 #Class10Physics #Scien