Problem 33.8: Hidden mirrors, point source
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Four regions are hidden by a curtain. You can drag the source of light to any location and adjust the beam width (position is given in meters and angle is given in degrees).
- What is behind each curtain?
- Rank the objects in terms of their focal lengths, from smallest to greatest.
Problem authored by Melissa Dancy.
Physlets were developed at Davidson College and converted from Java to JavaScript using the SwingJS system developed at St. Olaf College.
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