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The focal length of a spherical mirror of radius of curvature 30cm is: a) 10cm b) 15cm c) 20cm 30cm
The focal length of a spherical mirror of radius of curvature 30cm is: a) 10cm b) 15cm c) 20cm 30cm
Science
Class 10
ICSE
Answered 27 Mar 2026
A
Answer
The correct option is b) 15cm
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