Determine the focal length of a concave spherical mirror which is manufactured in the form of a thin symmetric biconvex glass lens one of whose surfaces is silvered. The curvature radius of the lens surface is R=40cm.
Asked by akankshyasahu | 6th May, 2011, 03:07: AM
we know that focal length of a concave mirror is given by
,where R is radius of the curvature and f is the required focal length.
Answered by | 6th May, 2011, 01:35: AM
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