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Class 11 Physics Notes – Dispersion | NEB 2076 Syllabus (Optics Chapter) - PREMSTHA

Class 11 Physics Notes – Dispersion | NEB 2076 Syllabus (Optics Chapter)

Looking for easy and complete notes on “Dispersion” for Class 11 Physics?

Here’s your one-stop guide to understand the concept of dispersion of light with clear explanations, formulas, and diagrams — based on the latest NEB syllabus (2076).

These Dispersion Notes for Class 11 Physics are written in simple language to help students grasp complex optical phenomena easily and perform better in exams.

📑 Notes Overview: Dispersion

These notes include diagrams, numerical problems, and formulas to make your understanding complete and exam-ready.

In this chapter, you’ll learn about:

  • Introduction to dispersion
  • Causes of dispersion
  • Pure Spectrum and Impure Spectrum
  • Examples and importance of Impure Spectra
  • Production of pure spectrum
  • Angular Spectrum
  • Dispersive power
  • Chromatic Aberration
  • Achromatic Aberration
  • Some terminologies: Scattering of light, Rayleigh Scattering, Blue color of the sky, Mie Scattering, White color of clouds, Summary

📄 Why Use Our Physics Notes?

  • Simplified explanations — written in easy language for quick learning
  • Exam-focused content — aligned with NEB Class 11 Physics syllabus
  • Illustrated ray diagrams — for better visualization and understanding
  • ✅ Important formulas and key points highlighted for revision
  • ✅ Free to access anytime — no login or registration required

🎯 Perfect for

  • Class 11 students (NEB, Nepal)
  • IOE entrance preparation
  • Board exam revision
  • Quick concept recap before tests

🔗 Download or View Online

You can view or download the complete notes on Dispersion (Class 11 Physics) directly from premstha.com.np — your trusted study hub for NEB Notes, Questions, and Past Papers.

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