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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- (a) The index of refraction for violet light in silica flint glass is 1.66, and that for red light is 1.62. What is the angular spread (in degrees) of visible light passing through a prism of apex angle 60.0° if the angle of incidence is 45.0°? See figure below. Visible light O Angular spread 0 Deviation of red light B V Screen R (b) What If? What is the angular spread (in degrees) of visible light passing through a prism of apex angle 60.0° if the angle of incidence is 90°?. A plastic-coated window consists of Perspex and glass. At the Perspex to glassinterface the angle of refraction is 30.00. and the angle of incidence is 20.00. Ifthe refractive index of the glass is 1.75, what is the refractive index of thePerspex?Laser light is passed through a angle of incidence in air of 0₁ rod made out of a material with an index of refraction of 1.63, a length L = 45.0 cm, and square cross section of length h = 3.00 mm on a side as shown in the figure. If the light enters at the center of the rod with an 47.5°, determine the number of total internal reflections before it emerges from the opposite end of the rod. 42.0 cm T 3.10 mm
- The index of refraction for violet light in silica flint glass is 1.67 and that for red light is 1.62 . What is the angular dispersion of visible light passing through an equilateral prism of apex angle 60.0o if the angle of incidence is 47.00o?A piece of clear plastic is immersed in a fluid, which has an index of refraction of nfluid = 1.20.When light traveling through the plastic is incident on the boundary with the fluid and makesan angle of 58° or greater with the normal, total internal reflection occurs. What is the index ofrefraction of the plastic?