Which of the following relation is true for focal length (f) and the radius of curvature (R)?

R = f

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R = 2 f

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R = 3 f

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R = 4 f

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Solution

The correct option is B R = 2 f
For a mirror with focal length f and the radius of curvature R,
R = 2f.

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Similar questions

Q. If R is the radius of curvature of a spherical mirror and f is its focal length, then:

(a) R = f
(b) R = 2f
(c)

R = \frac{f}{2}

(d) R = 3f

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Which of the following relations hold good for 'R' and 'F', where 'R' is the radius of curvature of a spherical mirror and 'F' is the focal length of the mirror?

Q. What is the relationship between focal length

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and radius of curvature

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Which of the following relations hold good where F is the focal length and R is the radius of curvature.

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Which of the following relation is true for focal length (f) and the radius of curvature (R)?

The correct option is B R = 2 fFor a mirror with focal length f and the radius of curvature R, R = 2f.

The correct option is B R = 2 f
For a mirror with focal length f and the radius of curvature R,
R = 2f.