Multiple Choice
A ray of light is shown as it passes through a positive thin lens. If the grids are 1.0 cm apart on the figure, this lens has a focal length of
A) 18 cm
B) 12 cm
C) 9.0 cm
D) 6.0 cm
E) 3.0 cm
Correct Answer:

Verified
Correct Answer:
Verified
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