The diagram shows light travelling from glass to air. What is the angle of refraction for this ray of light? air 20° glass 50%
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Q: QUESTION 5 The speed of light in a substance is 2.46 x 108 m/s. What is the index of refraction of…
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A: According to Snell's law Refractive index = sini/sinr
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A: Thickness =5mmAngle of incidence = 30 degree
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A: Given: Wavelength λ0=632.8 nm=632.8×10-9 m Refractive index n=1.458 Standard data used: c=3×108 m/s
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Q: QUESTION 5 The speed of light in a substance is 2.46 x 108 m/s. What is the index of refraction of…
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- Light is incident from air onto the surface of a liquid. The angle of incidence is 47.0°, and the angle of refraction is 36.0°. At what angle of incidence would the reflected light be 100% polarized? Number Incident light Liquid i Reflected light Refracted light UnitsA light ray strikes a surface with a angel of 17 degrees to the surface. The light is reflected. What is the incident angel? What is the refeclected angel?A beam of green light enters glass from air, at an angle of incidence = 39 degrees. The frequency of green light = 560 x 1012 Hz. Refractive index of 3 x 108 m/s. What will be its wavelength glass = 1.5. Speed of light in air inside the glass? Write your answer in terms of nanometers. You Answered 357 Correct Answer 804 margin of error +/- 3%
- A particular material has an index of refraction of 3.50 what percent of the speed of light in vacuum is the speed of light in the materialThe angle of incidence of a light beam onto a reflecting surface is continuously variable. The reflected ray in air is completely polarized when the angle of incidence is 49.8°. What is the index of refraction of the reflecting material? Need Help? Read It Watch ItAn enemy spaceship is moving toward your starfighter with a speed, as measured in your frame, of 0.400c. The enemy ship fires a missile toward you at a speed of 0.700c relative to the enemy ship (Fig). (a) What is the speed of the missile relative to you? Express your answer in terms of the speed of light. (b) If you measure that the enemy ship is 8.00 x 106 km away from you when the missile is fired, how much time, measured in your frame, will it take the missile to reach you?
- Glass has an index of refraction of 1.50. What is the speed of light in glass?QUESTION 12 A tank containing methanol has walls 2.50 cm thick made of glass of refractive index 1.55. Light from the outside air strikes the glass at 42.30 with the normal to the glass. Find the angle the light makes with the normal in the methanol. Methanol has a the refractive index of 1.329. Attach File Browse Local Files Browse Content CollectionDetermine the speed, wavelength, and frequency of light from a helium-neon laser as it travels through polystyrene. The wavelength of the light from the laser is 632.8 nm in air and the index of refraction of polystyrene is 1.490. speed = m/s wavelength = nm frequency = Hz
- Light in vacuum is incident on the surface of a slab of transparent material. In the vacuum the beam makes an angle of 31.1° with the normal to the surface, while in the slab it makes an angle of 22.0° with the normal. What is the index of refraction of the transparent material? Number i Units eTextbook and MediaAs shown in the figure, a light beam travels from air, through olive oil, and then into water. If the angle of refraction 82 for the light in the olive oil is 34.8°, determine the angle of incidence e, in air and the angle of refraction e3 in water. The index of refraction for olive oil is 1.47. 83 = air oil waterLight travels through water at an approximate speed of 2.25 x 108 m/s. What is the refractive index of water? A) 0.75 B) 1.33 C) 1.50 D) 2.25