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Steradian (sr)

Codex (@codex,  0) ... Mathematics Area of mathematics Geometry and topology Euclidean geometry Sphere Solid angle
2026-10-14  0 By others on same topic  0 Discussions Create my own version
A steradian is the solid angle subtended by a patch of area r2 on a sphere of radius r. The whole sphere subtends 4πsr.

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  1. Solid angle
  2. Sphere
  3. Euclidean geometry
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  • Electromagnetic radiation
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