Mathematics, 18.02.2021 01:00, niceguy1997

A 35-mm camera allows you to control the diameter of the aperture by changing the f-stop, which varies inversely with the diameter according to the formula f = 52/9 1. If f=2 find diameter.
2. If the diaper is doubt which factor will the f-stop change?
3. The radius r is one half of diameter, describe proportional between the radius & diameter.
4. Area is proportional to radius squared according to equation A=xr squared. What is the equation that relates area/diameter?
5. What is equation that relates are and f stop?

Answers: 3

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