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    College Physics Study Set 4
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    Exam 25: Optical Instruments
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    Tripling the F-Number of a Camera Lens Will Change the Light
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Tripling the F-Number of a Camera Lens Will Change the Light

Question 34

Question 34

Multiple Choice

Tripling the f-number of a camera lens will change the light intensity admitted to the film by what factor?


A) 1/9
B) 1/3
C) 3
D) 9

Correct Answer:

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