What is the relationship between the focal length f and radius of curvature R for a spherical mirror?

f = 2R

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f = R

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R = 2f

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R = 4f

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Solution

The correct option is C
R = 2f

For a spherical mirror the radius of curvature is twice it's focal length. Focus lies in the middle of the radius of the curvature.

R = 2f ( i.e. R is twice the focal length)

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What is the relation between the focal length and radius of curvature of a spherical mirror (concave mirror or convex mirror) ? Calculate the focal length of a spherical mirror whose radius of curvature is 25 cm.

Q. What is the relationship between the focal length

f

and radius of curvature

R

for a spherical mirror?

The relationship between the focal length f and radius of curvature R for a spherical mirror is:

For a spherical mirror, the radius of curvature $R$ and focal length $f$ are correlated as,

Q. The relation between focal length F and radius of curvature R of a spherical mirror of small aperture is given by

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What is the relationship between the focal length f and radius of curvature R for a spherical mirror?

The correct option is C R = 2f For a spherical mirror the radius of curvature is twice it's focal length. Focus lies in the middle of the radius of the curvature. R = 2f ( i.e. R is twice the focal length)

The correct option is C
R = 2f

For a spherical mirror the radius of curvature is twice it's focal length. Focus lies in the middle of the radius of the curvature.

R = 2f ( i.e. R is twice the focal length)