Multiple Choice
A camera lens has a focal length of 50.0 mm and an aperture setting of f/4.00. What is the diameter of the aperture of this lens?
A) 200 mm
B) 12.5 mm
C) 25.0 mm
D) 35.4 mm
E) 10.1 mm
Correct Answer:
Verified
Correct Answer:
Verified
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