Light – Reflection and Refraction — Formula Sheet
Karnataka Board · Class 10 · Science
3 formulas from Light – Reflection and Refraction (Karnataka Board Class 10 Science) on one page, grouped by topic.
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Formulas and Key Relations
Key relations
The relationship 1/v + 1/u = 1/f connects object distance (u), image distance (v), and focal length (f).
When light passes from one medium to another, it bends according to Snell's law: sin i/sin r = constant (refractive index).
The ratio of speed of light in vacuum (or air) to speed in the medium, expressed as n = c/v.
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Sources & Official References
- Karnataka SSLC — kseeb.kar.nic.in
- Dept of Pre-University Education, Karnataka
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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