define 1 steradian. dont answer please
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ⓗⓔⓨ ⓕⓡⓘⓔⓝⓓ
⊙ 1 steradian or square radian is the SI unit of solid angle.
⊙ It is defined as the solid angle subtended in the center of a circle by a surface of sphere whose area is equal to that of square gaving each side equal to the radius of a sphere
Hope it helps you
⊙ 1 steradian or square radian is the SI unit of solid angle.
⊙ It is defined as the solid angle subtended in the center of a circle by a surface of sphere whose area is equal to that of square gaving each side equal to the radius of a sphere
Hope it helps you
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Answer :
→ The Streadian : One streadian is the solod angle subtended at the centre if a sphere, by the surface of sphere, which is equal in area, to the square radius of the sphere.
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