12. 0.5/2.5 points Previous Answers MI4 23.10.049 My Notes Ask Your Teacher You

Question

12. 0.5/2.5 points Previous Answers MI4 23.10.049 My Notes Ask Your Teacher You have a thin converging lens whose focal length is 0.6 m and a sheet of white paper on which to display a real image of a small tree that is 4 m tall and 30 m away. How far in back of the lens should you place the paper in order to get a sharp image of the tree? How tall is the image of the tree? Cm Is it inverted or right side up? O inverted O right side up Submit Assignment Save Assignment Progress Home My Assignments Extension Request 40 o 1997-2017Advanced Instructional Systems, Inc. Allrights reserved.

Explanation / Answer

f = 0.6 m
ho = 4 m
do = 30 m

1/f = 1/di + 1/do
1/0.6 = 1/di + 1/30
di = 0.612 m

hi/ho = di/do
hi/4 = 0.612/30
hi = 0.0816 m
hi = 8.16 cm

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