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An optical fiber uses one glass clad with another glass. What is the critical angle? (Assume the glass in the fiber has an index of refraction of 1.69, and the glass in the cladding has an index of refraction of 1.50.)
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What is a view of science and psychology that says the value of knowledge depends on its usefulness? a. pragmatism b. psychotherapy c. physiology
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Four friends, a, b, c, and d are standing varying distances away from a speaker which is producing sound waves.
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An optical fiber uses one glass clad with another glass. What is the critical angle? (Assume the gla...
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