Question

the unit of solid angle is ​

Answer 1

Explanation:

steradian

A solid angle, ω, made up of all the lines from a closed curve meeting at a vertex, is defined by the surface area of a sphere subtended by the lines and by the radius of that sphere, as shown below. The dimensionless unit of solid angle is the steradian, with 4π steradians in a full sphere.

Answer 2

Answer:

the unit of solid angle is steradian.