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The focal length of a spherical mirror is _____ the radius of curvature of the mirror.1) twice2) half3) the same as4) unrelated to

Respuesta :

The focal length of a spherical mirror is related to the radius of curvature through the equation,

[tex]f=\frac{R}{2}[/tex]

Thus the focal length of a spherical mirror is half the radius of the curvature of the mirror.

Thus the correct answer is option 2.

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