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Up board exam 2026/ 12th physics wave theorm! ह्यजेंश theorm!



🎯 Class 12 Physics | Wave Theory | Full Explanation in Hindi | Step by Step Concept

Welcome to STEP UP CLASSES by P.K. Sir 🎓
In this video, we’ll deeply understand the Wave Theory of light — an important topic for Class 12 Physics (UP Board / CBSE / All Boards).

📚 In This Video You Will Learn:
✅ What is Wave Theory?
✅ Huygens’ Principle – Complete Explanation
✅ Reflection and Refraction of Waves
✅ Difference Between Wave Theory & Particle Theory
✅ Applications of Wave Theory in Real Life
✅ Important NCERT & Board Exam Questions

💡 Why Watch This Video?
This lecture simplifies difficult wave concepts using clear diagrams, examples, and easy language, making it perfect for Class 12 Board Preparation, NEET, and JEE students.

📘 Related Topics:

Wavefront and Wavelets

Huygens’ Principle Derivation

Laws of Reflection & Refraction

Types of Wavefront (Plane, Spherical, Cylindrical)

Interference of Light (Introduction)

🧠 Watch till the end for important board exam tips and numericals!

📅 Chapters Covered:
00:00 – Introduction
02:30 – Huygens’ Principle
10:45 – Reflection of Waves
15:30 – Refraction of Waves
22:00 – Applications & Summary

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