If a convex lens were made out of very thin clear plastic filled with air, and were then placed underwater where n = 1.33 and where the lens would have an effective index of refraction n = 1, the lens would act in the same way
a. as a concave mirror in air.
b. as a concave lens in air.
c. as a convex lens in air.
d. as a flat refracting surface between water and air as seen from the water side. e. as the glasses worn by a farsighted person.
B
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To what do the terms node and antinode refer?
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