Find the focal length

Inspired by a 2002 article in The Physics Teacher by Melissa Dancy, Wolfgang Christian, and Mario Belloni.

The goal ultimately is to determine the focal length of a converging mirror. When you have figured it out, set the slider to that value, and then check your answer. See how many ways you can come up with to find the focal length.

Simulation first posted on 3-15-2018. Written by Andrew Duffy

Creative Commons License
This work by Andrew Duffy is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
This simulation can be found in the collection at http://physics.bu.edu/~duffy/classroom.html.

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