Physics · Light - Reflection and Refraction
For spherical mirrors of small apertures, the relation between the radius of curvature (R) and focal length (f) is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1R = 3f
- 2R = 2f✓
- 3R = f/2
- 4R = f
Correct answer
R = 2f
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