Changing the F-Number of a Camera by Three Stops by Going

question 19

Multiple Choice

Changing the f-number of a camera by three stops by going from f/5.6 to f/16 will change the intensity of the light hitting the film by a factor of:

• A)8.
• B)4.
• C)1/4.
• D)1/8.

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Penny Stock Reform Act

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