Light passes from air into water at an angle of incidence of 42.7°. Determine the angle of refraction in the water.
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Light passes from air into water at an angle of incidence of 42.7°. Determine the angle of refraction in the water.
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- The speed of light in a substance is 82% of its value in water. What is the index of refraction of that substance? 26 2° angle to the vertical AtLight is incident on water(n=1.33) from air (n=1.001) at an angle of 34°. What is the angle of refraction?We know that the index of refraction of materials can help identify those materials. A light beam is shined onto a surface a reflected ray and is found to be completely polarized when the angle of incidence is 53.5°.(a) What is the index of refraction of the reflecting material? (b) What is the angle of refraction if some light passes through the surface of the material?°
- A ray of light travelling through air encounters a 1.7-cm-thick sheet of glass at a 45 ∘ angle of incidence. Assume n = 1.5. How far does the light ray travel inside the glass before emerging on the far side?Express your answer in centimeters.A light ray, incident at a 20° angle, passes from air through a layer of water and then through a layer of glass before passing back to air. Draw the path the light takes as the ray passes completely through the layers. Calculate all relevant angles.A ray of light in air is incident at an angle of 25.0° on a glass slide with index of refraction 1.46. (a) At what angle is the ray refracted? from the normal (b) If the wavelength of the light in vacuum is 535 nm, find its wavelength in the glass. nm
- take ur timeA 3.87 m long pole stands vertically in a lake having a depth of 2.07 m. When the Sun is 38.2o above the horizontal, determine the length of the pole's shadow on the bottom of the lake. Take the index of refraction for water to be 1.33.A ray of light enters a flat surface of a block of glass (n=1.52) that is surrounded by water (n=1.33). If the refractive angle is 24.4°, what would be the angle of reflection? Select one: a. 28.17° b. 15.77° c. 18.10° d. 21.19°