Question

is principal focus and radius of curvature the same thing?​

Answer 1

Answer:

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Explanation:

Radius of Curvature- The radius of sphere of the spherical mirror is a part, is called The radius of curvature of the mirror. Principal Axis- It is the straight line joining the pole of the mirror to it's centre of curvature

Answer 2

Answer:

Curvature is the fact of being curved or the degree to which something is curved while radius of curvature is basically the radius of the curve.

Explanation:

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