Multiple Choice
A nearsighted person has a far point that is 4.2 m from his eyes.What focal length lenses must he use in his contact lenses to allow him to focus on very distant mountains?
A) -4.2 m
B) 4.2 m
C) -5.2 m
D) 5.2 m
E) -4.8 m
Correct Answer:
Verified
Correct Answer:
Verified
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