A light ray traveling in air hits the surface of an unknown liquid in a beaker as shown in the picture. When the angle θ is 65º the ray hits at a point where x = 3 cm. Calculate the index of refraction of the liquid.
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A light ray traveling in air hits the surface of an unknown liquid in a beaker as shown in the picture. When the angle θ is 65º the ray hits at a point where x = 3 cm.
Calculate the index of refraction of the liquid.
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- The critical angle for a beam of light passing from water into air is 47.6°. This means that all light rays with an angle of incidence in the water that is less than 47.6° will be totally absorbed by the water. not enough information to answer. partially reflected and partially refracted. O totally reflected. O totally refracted.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 light beam traveling in the air makes an angle θi with respect to an air-plastic interface. After it enters a rectangular block of plastic, it travels at an angle of θr with respect to the normal. Write an equation for the index of refraction of the plastic in terms of the given variables. Assume that the index of refraction for air is 1.001.00, and apply this value to your equation.
- A ray of light crosses the boundary between some substance with n = 1.54 and air, going from the substance into air. If the angle of incidence is 29◦ what is the angle of refraction? Calculate to 1decimal.A beam of light hits a block (n=5) from air, after entering the glass the angle of refraction of the light is 35 degrees. At what angle (from the normal) did the beam of light hit the glass?Light enters air from water. The angle of refraction will be O greater than the angle of incidence. O equal to the angle of incidence. O less than the angle of incidence.
- A laser beam is incident on a 45°-45°-90° prism perpendicular to one of its faces, as shown in the figure below. The transmitted beam that exits the hypotenuse of the prism makes an angle of = 17.7° with the direction of the incident beam. Find the index of refraction of the prism. h Jē 45.0⁰A point source of light is submerged 2.30 m below the surface of a lake and emits rays in all directions. On the surface of the lake, directly above the source, the area illuminated is a circle. What is the maximum radius that this circle could have?Subject: phy