A thin, double-convex lens has a refractive index of
1.50. The radius of curvature of the front surface is
15 cm and that of the rear surface is 10 cm. See
sketch. (a) How far from the lens would an image of
the sun be formed? (b) How far from the lens would
an image of a toy figure 24 cm from the lens be
formed? (c) How do the answers to (a) and (b)
change if you flip the lens over?
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4 answers