A positive lens has a focal length f. The only way to get a magnification of -1 is
to
a. plac...
Physics, 29.10.2020 21:50 sundaywallace6361
A positive lens has a focal length f. The only way to get a magnification of -1 is
to
a. place a real object at the focal point.
place a real object at a distance 2f from the lens.
place a virtual object at a distance ?f from the lens.
d. Magnifications can never be negative.
None of these is correct.
e.
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