Find the focal length of a concave mirror whose radius of curvature is 32 cm.

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Solution

Concave mirror has a radius of curvature of 32 cm.
Therefore, R = -32 cm
Hence, the focal length of a concave mirror 'f' = $\frac{- 32}{2}$ = -16 cm

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Find the focal length of a concave mirror whose radius of curvature is 32 cm.

Concave mirror has a radius of curvature of 32 cm. Therefore, R = -32 cm Hence, the focal length of a concave mirror 'f' = -322 = -16 cm

Concave mirror has a radius of curvature of 32 cm.
Therefore, R = -32 cm
Hence, the focal length of a concave mirror 'f' = $\frac{- 32}{2}$ = -16 cm