Physics · Light - Reflection and Refraction
A concave mirror is made from a section of the surface of a sphere of radius 8.0 cm. Its principal focus is at a distance of ______ from its pole.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 14.0 cm✓
- 212.0 cm
- 316.0 cm
- 48.0 cm
Correct answer
4.0 cm
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