Asked by amanda and leah
A spherical Christmas tree ornament is
5.34 cm in diameter.
What is the magnification of the image of
an object placed 10.3 cm away from the ornament
5.34 cm in diameter.
What is the magnification of the image of
an object placed 10.3 cm away from the ornament
Answers
Answered by
drwls
The focal length is f = -R/2 = -1.33 cm
The object distance is do = 10.3 cm
1/10.3 + 1/di = 1/f = -1/1.33
Solve for image distance, di. It will be negative (behind the ornament)
Magnification = |di/do|
The object distance is do = 10.3 cm
1/10.3 + 1/di = 1/f = -1/1.33
Solve for image distance, di. It will be negative (behind the ornament)
Magnification = |di/do|
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