The radius of curvature of a spherical mirror is 20 cm. What is its focal length?
Harshit Singh , 3 Years ago
Grade 12th pass
10 grade science> The radius of curvature of a spherical mi...
1 AnswersPawan Prajapati
Last Activity: 3 Years ago
Focal length = 12 x Radius of curvature = 12 x 20 cm = 10 cm
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