A glass optical fiber having an index of reflection nglass = 1.45 is submerged in a liquid with index of refraction nliquid = 1.34. What is the critical angle for light to stay inside the fiber? (Give you answer in decimal with one digit after decimal point, using "degree" as unit)
A glass optical fiber having an index of reflection nglass = 1.45 is submerged in a liquid with index of refraction nliquid = 1.34. What is the critical angle for light to stay inside the fiber? (Give you answer in decimal with one digit after decimal point, using "degree" as unit)
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A glass optical fiber having an index of reflection nglass = 1.45 is submerged in a liquid with index of refraction nliquid = 1.34. What is the critical angle for light to stay inside the fiber? (Give you answer in decimal with one digit after decimal point, using "degree" as unit)
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