Optics and Magnification on Objects
Please help with 48, 56, 62, 72, 86 ONLY
48) What is the magnification of the object when the object is 35 cm from the lens (see attachment please)
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Please see attached file
Practice questions
Do 48, 56, 62, 72, 86 ONLY
The lens equation is given as:
, where p = object distance, q = image distance
From the graph, at p = 10 cm, M = 0.6 (approx)
Therefore, 0.6 = -q/10, which gives q = -6 cm
Therefore,
Therefore, f = -15 cm.
Now, at p = 35 cm,
, therefore, q = -21/2 = -10.5 cm
Hence M = -q/p = 10.5/35 = 0.3. ...
Solution Summary
The optics and magnifications on objects are examined.
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