Ray Optics and Optical Instruments

Welcome to Class 12 Physics, Chapter 9: "Ray Optics and Optical Instruments". This page covers the complete CBSE (NCERT) syllabus for academic session 2026-27. Use it for homework help, revision, and exam preparation.

• →Core concepts of Ray Optics and Optical Instruments
• →NCERT Class 12 Physics — Chapter notes
• →Important definitions and formulas
• →Solved examples and practice questions
• →Numerical problems
• →Derivations and units

Learning Objectives

1. 1.Understand the main concepts of Ray Optics and Optical Instruments
2. 2.Solve textbook and NCERT exercise questions
3. 3.Apply knowledge to homework and class tests
4. 4.Revise key points before unit tests and exams

• • Read the NCERT chapter thoroughly before attempting exercises.
• • Write down important formulas, definitions, and diagrams in your notebook.
• • Practice 5–10 questions daily from this chapter.
• • Use our Math Solver if you get stuck on any problem.