Refraction of light — Formula Sheet
Maharashtra Board · Class 10 · Science
6 formulas from Refraction of light (Maharashtra Board Class 10 Science) on one page, grouped by topic. Covers Refraction of Light and Glass Slab, Laws.
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Formulas and Key Relations
2. Laws of Refraction
sin i / sin r = constant = n
n2 = v1 / v2
n1 = v2 / v1
n2 = sin i / sin 90° = sin i
Key relations
The refractive index of medium 2 with respect to medium 1 is ^1n2 = v1 / v2.
The reciprocal relation is ^2n1 = v2 / v1.
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