A 2.00-cm tall object is placed 40.0 cm from a lens.The resulting image is 8.00-cm tall and upright relative to the object.Determine the focal length of the lens.
A) 26.6 cm
B) 32.0 cm
C) 53.3 cm
D) 64.0 cm
E) 80.0 cm
Correct Answer:
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