Physics · Optics
An image is formed by a convex mirror with the following parameters: Object distance = 30 cm Size of object = 10 cm Size of image = 2.5 cm What is the focal length of this mirror?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 110 cm✓
- 215 cm
- 320 cm
- 430 cm
Correct answer
10 cm
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