Access the official NCERT Class 10 Science textbook for Chapter 9 – Light – Reflection and Refraction PDF. This chapter covers the straight-line propagation of light, the laws of reflection, image formation by plane and spherical mirrors, as well as refraction—including Snell’s law, refractive index, lenses, mirror‑ and lens‑formulae, magnification, and real-world applications.
Chapter Highlights:
- Straight-line propagation of light & introduction to optical phenomena
- Laws of reflection; image formation by plane and spherical mirrors
- Spherical mirrors: concave and convex—ray diagrams and mirror formula
- Laws of refraction; refractive index and Snell’s law
- Refraction through glass slabs and lenses; lens formula, power and magnification
- Real-life applications: eyeglasses, cameras, periscopes, and more