Reflection at Spherical Mirrors and Refraction at Plane Surfaces

Physics · Chapter 13 · Unit 6: Optics

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Visual lesson Beta
1. Part 1: Reflection at spherical mirrors18 slides
2. Part 2: Refraction, apparent depth and total internal reflection20 slides
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Notes Beta
5 sections with key terms, formulas and exam tips.
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Flashcards Beta
30 cards for quick recall of key terms and facts.
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Practice
70 board-style questions with instant checks: Short answer 18, Numerical 17, Multiple choice 16, Assertion and reason 5.
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Chapter test Free
Short and long chapter tests in board pattern, with results and analysis.
- Chapter test (long) — Reflection at Spherical Mirrors and Refraction at Plane Surfaces · 40 marks · 100 min
- Chapter test (short) — Reflection at Spherical Mirrors and Refraction at Plane Surfaces · 20 marks · 50 min
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Reflection by spherical mirrors; derivation of the mirror formula; R = 2f; magnification
Refraction at a plane interface; Snell's law; relative refractive index across a combination of media (1n2 x 2n3 x 3n1 = 1)
Real and apparent depth; simple applications
Total internal reflection and critical angle; total reflecting prisms (angles 30, 45, 60, 90 degrees); optical fibres