In this video, we solve NCERT Class 12 Physics – Chapter 10: Wave Optics, Exercise Question 10.4 with a clear, step-by-step explanation strictly based on NCERT theory and standard formulas. This question is very important for Class 12 Board Exams and is frequently asked in different forms. The explanation focuses on conceptual understanding of wavefronts and Huygens’ principle, along with proper board-answer presentation. The solution is explained in a board-exam answer writing format, helping students understand how to explain theory-based wave optics questions clearly and score full marks. 🔹 What you will learn in this video ✔ Complete solution of NCERT Exercise Question 10.4 ✔ Concept of wavefronts and their different shapes ✔ Application of Huygens’ Principle ✔ Difference between spherical, plane, and cylindrical wavefronts ✔ Board-exam explanation technique for theory questions ✔ Common mistakes students make in Wave Optics theory 📌 Chapter Covered: Class 12 Physics – Chapter 10 Wave Optics (NCERT) 📚 Best suited for: • Class 12 Physics students • CBSE & State Board exam preparation • NEET / JEE Main Physics aspirants • Students following NCERT-based study 👍 Like, Share & Subscribe for the complete Class 12 Physics NCERT Solutions – Wave Optics series. • Class 12 Physics Wave Optics Question 10.4 • NCERT Wave Optics 10.4 solution • Wavefronts and Huygens principle Class 12 • Shapes of wavefront Class 12 Physics • Spherical wavefront plane wavefront explanation • NCERT Class 12 Physics Chapter 10 solutions • Wave Optics theory questions board exam 🔖Hashtags #Class12Physics #WaveOptics #NCERTPhysics #NCERTSolutions #Question10_4 #Wavefront #HuygensPrinciple #CBSEClass12 #BoardExamPhysics #NEETPhysics #JEEMainPhysics #PhysicsTheory #Class12Boards