ICSE Class 9 Answered
The radius of curvature of a convex mirror is 40cm .Find it's focal length.
Asked by anilrktnayak | 27 Dec, 2019, 04:53: PM
Expert Answer
R=2f
40=2f
f=20cm
Where R= radius of curvature
f=focal length
Answered by Utkarsh Lokhande | 27 Dec, 2019, 06:14: PM
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