Search for crossword answers and clues
The unit of solid angle adopted under the System International d'Unites
Answer for the clue "The unit of solid angle adopted under the System International d'Unites ", 9 letters:
Word definitions for steradian in dictionaries
Word definitions in Wiktionary
n. (context geometry English) 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
Word definitions in WordNet
n. the unit of solid angle adopted under the Systeme International d'Unites [syn: sr ]
Word definitions in Wikipedia
The steradian (symbol: sr ) or square radian is the SI unit of solid angle . It is used in three- dimensional geometry, and is analogous to the radian which quantifies planar angles . The name is derived from the Greek stereos for "solid" and the Latin ...
Usage examples of steradian.
A complete steradian sweep showed nothing the size of a spaceship out there.
But given that, and assuming that everything else goes linearly, the best guesstimate I can make says we get hit with everything emerging from a solid angle of one two-hundredth of a steradian of Alpha C.
That power radiated equally in all directions would be distributed over a sphere, which is divided into four pi units of solid angle called steradians.