Question #46998

The focal length of a curved mirror is -------- the radius of the spherical surface.
twice
equal to
half
one-quater

Expert's answer

Answer on Question #46998-Physics-Optics

The focal length of a curved mirror is --- the radius of the spherical surface.

twice

equal to

half

one-quarter

Answer

The focal length of a curved mirror is half the radius of the spherical surface (see the picture).



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