Multiple Choice
A double-convex thin lens has radii of curvature of magnitude 46 cm, and it is made of glass of index of refraction 1.60. What is the focal length of this lens?
A) infinite
B) -19 cm
C) 38 cm
D) -30 cm
E) 18 cm
Correct Answer:
Verified
Correct Answer:
Verified
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