A camera has a lens that has an adjustable film distance used for focusing purposes. When the object being photographed is at a very large distance, the distance from the lens to the film is 50.0 mm. What would be the lens-to-film distance for an in-focus object 2.00 m from the camera?
a. 66.7 mm
c. 51.3 mm
b. 40.0 mm
d. 48.8 mm
Question 2
The pupil of the eye increases in size under which condition?
a. object viewed is well illuminated
b. eye is focused on a nearby object
c. object viewed is dimly illuminated
d. eye is focused on a distant object
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