Glencoe Physical Science 2012 Student Edition (Glencoe Science) (McGraw-Hill Education)
Glencoe Physical Science 2012 Student Edition (Glencoe Science) (McGraw-Hill Education)
1st Edition
ISBN: 9780078945830
Author: Charles William McLaughlin, Marilyn Thompson, Dinah Zike
Publisher: Glencoe Mcgraw-Hill
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Chapter 13, Problem 20R
To determine

To fill: The appropriate word in the given blank space.

Expert Solution & Answer
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Answer to Problem 20R

Focal point.

Explanation of Solution

Introduction:

Those mirrors which are curved inward and polished at one side are known as concave mirrors.

Concave mirror is the converging mirror in which light rays converge by the law of reflection. The rays which are parallel to the optical axis, after reflection passes through the focal point or converge at the focal point.

Conclusion:

Therefore, the answer is focal point.

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