Light (Basics and Geometric Optics

This text is meant to accompany class discussions. It is not everything there is to know about uniform circular motion. It is meant as a prep for class. More detailed notes and examples are given in the class notes, presentations, and demonstrations. See the links below.

Lens Math

This video can be found on YouTube at https://youtu.be/iG1Lh4tz898

Additional Hints

This video can be found on YouTube at https://youtu.be/glF2A1fiENw

Summary

Example 1

Question
Solution on Paper
Video Solution

For a diverging lens with a focal lens of 30 cm, describe an image if the object is placed at 90 cm in front of the lens. Describe is location, if it is real or virtual, if it is upright or inverted, and its magnification.

This video can be found on YouTube at https://youtu.be/QMSU4vCszlc

Example 2

Question
Solution on Paper
Video Solution

For a converging lens with a focal lens of 30 cm, describe an image if the object is placed at 90 cm in front of the lens. Describe is location, if it is real or virtual, if it is upright or inverted, and its magnification.

This video can be found on YouTube at https://youtu.be/4ZAqXGzE8xg

by Tony Wayne ...(If you are a teacher, please feel free to use these resources in your teaching.)

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