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Earn +20 ptsQ: What is the Focal length of a concave mirror?
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The distance between a mirror and its focal point is called the?
Focal length, positive number with a concave mirror, negative for a convex mirror.
Focal length of a concave mirror?
1/object distance + 1/ image distance = 1/focal length
Will focal length of concave mirror change when kept in water?
yes
What is the relation between focal length and center of curvature?
The focal length of a concave mirror is about equal to half of its radius of curvature.
Why the focal length of concave mirror changes in water?
I don't think so. The focal length would remain the same. It mainly depends on the radius of curvature of the mirror.
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