Radians vs Steradian – What’s the difference?

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Radians vs Steradian - What's the difference?
As nouns the difference between radians and steradian is that radians is the angle subtended at the centre of a circle by an arc of the circle of the same length as the circle’s radius while steradian is (geometry) in the international system of units, the derived unit of solid angle; the solid angle subtended at the centre of a sphere of radius r” by a portion of the surface of the sphere that has area ”r 2 symbol: sr.

radians

English

Noun

(head) plural

  • The angle subtended at the centre of a circle by an arc of the circle of the same length as the circle’s radius.

    • See also

    * degrees
    * gradians
    —-

    steradian

    English

    Noun

    (en noun)

  • (geometry) In the International System of Units, the derived unit of solid angle; the solid angle subtended at the centre of a sphere of radius r” by a portion of the surface of the sphere that has area ”r 2. Symbol: sr

    • Synonyms

    * (symbol) (l)

    See also

    * degree
    * radian

    External links

    *
    —-

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