A point source emits a cone of light that eventually strikes a mirror. The position of the source may be adjusted using the mouse.
A point source is located to the left of a mirror. You can drag this point source to any position. Find the focal length of the mirror. Start
f = 1.3 m.
See Giancoli-PA: 23-3, Giancoli-SE: 33-3.
Physlet problem authored by Wolfgang Christian.
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