8) What is the critical angle for light traveling from water (n1) to air (n2)? (n1>n2) 9) As white light goes through a prism, what color of light bends the least?
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8) What is the critical angle for light traveling from water (n1) to air (n2)? (n1>n2)
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- The speed of light in a crystalline medium is known to be 1.69 x 108 m / s. What is the indexof refraction associated with said medium?a) 1.77b) 1.69c) 1.63d) 1.559. A beam of light initially passing through oil (noil = 1.45) is incident on water (nwater = 1.3) at an angle of 0; = 60°. The critical angle for these two substances is 63.7°. Which of the following statements is true? a) 100% of the incident beam is transmitted into water. b) 100% of the incident beam is reflected back into oil. c) Some portion of the incident beam is transmitted and the remainder is reflected. d) More information is needed to choose the best answer.1) A light ray incoming from air hits a glass surface. Incident angle and refraction angle is calculated at the table below. a)Find the index of refraction of the medium for 3 different angles Incoming Refracted index N/A 30 8.7 45 12.2 60 15.3 b) Plot sin(theta1) vs sin(theta2) and obtain best fit line. What does the numeric value of the slope corresponds to in Snell's Law equation.
- How do I find the following with the data provided: Refractive index of acrylic, Speed of light through acrylic,--/0.5 Question 2 A light ray of wavelength 589 traveling through air (2 = 1.00) is incident on a smooth, flat slab of crown glass ( 2 1.52) at an angle of 30.0° to the normal, Find the angle of refraction. 10° 19.2 16.25. A narrow beam of composite red and violet light initially in air is incident upon a rectangular block. The indices of refraction regarding the block are; n=1.50 for the red light n=1.54 for the violet light. a. If the incident beam strikes the surface of the block at an angle of a = 65.0°, what it the angular separation of the red and violet light as it exits the block, going back into air? b. Between what two angles of incidence a will only one of the colors of light emerge through the top of the block? State which color makes it through (Red or Violet).
- The index of refraction for water is about 4/3. What happens to light when it travels from air to water? Its speed decreases to 3c/4, and its wavelength decreases by a factor of 3/4 Its speed decreases to 3c/4 and its wavelength increases by a factor of 4/3. Its speed increases to 4c/3, and its frequency decreases by a factor of 3/4. Its speed decreases to 3c/4, and its frequency increases b 4/3.A block of glass that has an index of refraction of 1.55 is completely immersed in water (n = 1.33). 1) What is the critical angle for light traveling from the glass to the water? (Express to 3 sig fig)