Steradian

Cancer Terms -> Properties or Attributes -> Unit of Measure -> Unit by System of Measurement -> Unit of International System of Units -> Derived Unit of International System of Units -> Steradian

Steradian Definition

A SI derived unit of solid angle measurement. One steradian is the solid angle that, having its vertex in the center of a sphere, cuts off an area on the surface of the sphere equal to that of a square with sides of length equal to the radius of the sphere. It is equal to 0.25 of the solid angle around a point, 0.079 58 sphere, 0.159 16 hemisphere, 0.636 6 spherical right angle, 3,282.8 square degrees. The solid angle corresponding to all of space being subtended is 4pi steradians.

Steradian Synonyms

Steradian, str

Steradian

Steradian Definition

Steradian Synonyms

Terms in Steradian category