How is the focal length of a spherical mirror related to its radius of curvature?
ICSE Class 9 Physics Chapter Reflection of Light
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Because F (focal length) = 1/2 r ( radius of curvature )
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focal length = 1/2 × Radius of curvature
OR
Radius of curvature = 2 × Focal length
OR
Radius of curvature = 2 × Focal length
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