Difference between revisions of "Translations:Adventist Youth Honors Answer Book/Health and Science/Optics/47/en"
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Latest revision as of 15:49, 9 January 2021
[math]\displaystyle{ f_2 }[/math] should come out as a negative number.
Another method for measuring focal length of a negative lens:

Measuring the focal length of a negative lens using measuring microscope. Link->[1]