Question

the angle subtended by each surface area of a cube at its Centre will be ?​

Answer 1

Answer:

The solid angle of a sphere measured from any point in its interior is 4π sr, and the solid angle subtended at the center of a cube by one of its faces is one-sixth of that, or 2π3 sr.

The solid angle of a sphere measured from any point in its interior is 4π sr, and the solid angle subtended at the center of a cube by one of its faces is one-sixth of that, or 2π3 sr.SI unit: Steradian

The solid angle of a sphere measured from any point in its interior is 4π sr, and the solid angle subtended at the center of a cube by one of its faces is one-sixth of that, or 2π3 sr.SI unit: SteradianIn SI base units: m2/m2

Explanation:

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