## Physics: Principles with Applications (7th Edition)

Published by Pearson

# Chapter 23 - Light: Geometric Optics - Questions: 30

#### Answer

A double convex lens being thicker for the same diameter means that the radii of curvature of the two sides decreases.

#### Work Step by Step

The lensmaker’s equation shows that if $R_{1}$ and $R_{2}$ decrease, the focal length f decreases (i.e., becomes shorter).

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