Define Solid angle and steradian with explanation
Answers
Answered by
1
Answer:
Definition. A steradian can be defined as the solid angle subtended at the center of a unit sphere by a unit area on its surface. For a general sphere of radius r, any portion of its surface with area A = r2 subtends one steradian at its center.
Unit system: SI derived unit
SI base units: 1 m2/m2
Symbol: sr
Similar questions