Chapter-11 Human Eye and Colourful World #science #class10#physics#pyq #ncert #cbseboard #highscore

Human Eye and the Colourful World | Class 10 Science | Full Chapter in Hindi + English | CBSE 2026–27 Welcome to SIRAZ PHYSICS! 🎯 In this video, Siraz Sir explains Class 10 Science Chapter – Human Eye and the Colourful World in simple English and Hindi (easy Hinglish), specially designed for CBSE students and average learners. If you want to understand every important concept, prepare NCERT questions, revise important topics, and practise CBSE Previous Year Questions (PYQs), this lecture will help you build a strong foundation. 📚 CHAPTER TOPICS COVERED IN THIS VIDEO 🔹 1. Human Eye Structure and working of the human eye Cornea, Iris, Pupil and Crystalline Lens Ciliary Muscles, Retina and Optic Nerve Rods, Cones, Aqueous Humour and Vitreous Humour 🔹 2. Power of Accommodation How the eye focuses on near and distant objects Near Point and Far Point Least Distance of Distinct Vision (25 cm) Convex Lens and Concave Lens 🔹 3. Defects of Vision and Their Correction Myopia (Short-sightedness) and its correction Hypermetropia (Long-sightedness) and its correction Presbyopia and Bifocal Lenses Cataract Ray diagrams and important concepts 🔹 4. Refraction Through a Prism What is a glass prism? Angle of Prism and Angle of Deviation Refraction of Light Through a Prism 🔹 5. Dispersion of White Light Splitting of white light into seven colours VIBGYOR Why does dispersion occur? Red bends the least and Violet bends the most Newton’s Prism Experiment 🔹 6. Rainbow Formation Formation of a rainbow Refraction, Dispersion and Internal Reflection in Water Droplets 🔹 7. Atmospheric Refraction Apparent Position of Stars Twinkling of Stars Why do planets generally not twinkle? Advanced Sunrise and Delayed Sunset 🔹 8. Scattering of Light Tyndall Effect Why is the Sky Blue? Why does the Sun appear reddish at Sunrise and Sunset? Why does the sky appear dark to astronauts? 📝 NCERT EXERCISE + CBSE PYQs This lecture also covers the important NCERT exercise questions shown in the provided material, including conceptual questions and numerical problems on lens power and correction of vision defects. ✅ Important CBSE Previous Year Questions (PYQs) ✅ Important theory questions and answers ✅ NCERT exercise-based preparation ✅ Important ray diagrams ✅ Conceptual questions for board examinations ✅ Quick revision of important definitions and concepts 🎯 WHO SHOULD WATCH THIS LECTURE? Class 10 CBSE Science students Students preparing for the CBSE Board Examination 2027 Students who want to understand Physics in simple Hindi + English Students looking for NCERT-based preparation and revision 💡 OUR TEACHING APPROACH At SIRAZ PHYSICS, our aim is to make Physics easy to understand through simple explanations, diagrams, real-life examples and exam-oriented preparation. 📌 Don't just memorise Physics — understand the concepts! 🔔 Subscribe to SIRAZ PHYSICS for Class 10 Science, Class 11 & 12 Physics, CBSE Board Preparation, NEET and JEE Physics. 👉 YouTube Channel:    / @sirazphysics   👍 Like the video, share it with your classmates, and comment below with your doubts. All the best for your CBSE Board Examination 2027! #HumanEyeAndColourfulWorld #Class10Science #CBSE2027 #SirazPhysics #NCERTSolutions #CBSEPYQ #HumanEye #ScatteringOfLight #DispersionOfLight #Myopia #Hypermetropia #Class10Physics #NCERTExercise