In the figure shown, a light ray travelling through air (n=1.0) strikes the surface of an unknown material. The soeed of light in this unknown material is only 1.2E8 m)s, and the angke marked (alpha) in the figure is 30 degrees. A) What is the index of refraction of the unknown material? B) What is the angle marked (Beta) in the figure?

In the figure shown, a light ray travelling through air (n=1.0) strikes the surface of an unknown material. The soeed of light in this unknown material is only 1.2E8 m)s, and the angke marked (alpha) in the figure is 30 degrees. A) What is the index of refraction of the unknown material? B) What is the angle marked (Beta) in the figure?

Similar questions

Water has an index of refraction of 1.33. What is the speed of light and water in km/s?
A laser beam is directed toward the surface of a block of ice at an angle of 52.0° with respect to the normal (a line perpendicular to the surface at the spot where the ray hits the block). Some of the light is reflected and the rest refracted. What is the angle (in degrees) between the reflected and refracted beams?
A ray of light is incident on the surface of a block of diamond at an angle of 43.0° with respect to the normal (a line perpendicular to the surface at the spot where the ray hits the block). A fraction of the light is reflected and the rest refracted. What is the angle (in degrees) between the reflected and refracted rays? in degrees °
Edward and Calil do some experiments to determine the speed of light in a special transparent material. They determine the speed of light to be 0.23c. Edward shines a light thru the material. Determine the critical angle in degrees for the light ray if there is a chamber of air above the material. Please give your answer as a whole number. (c is the speed of light in vacuum)
As shown below, light from a vacuum is incident on a shard of Shawtonium (a newly discovered compound). The backside of the shard is up against an unknown material. When the light strikes the backside of the shard, total internal reflection occurs. The light then emerges from the side of the shard and resumes traveling through a vacuum. The index of refraction of Shawtonium is 2.5. Determine 01 & 02 unknown 0₂ shard vacuum 79° 30° 0₁ 0₁ = 0₂=
A beam of light is traveling in air and strikes a material. The angles of incidence and refraction are 53.0° and 34.0°, respectively. Obtain the speed of light in the material. Number i Units
What would be the speed of light through a particular medium if the frequency is 5.63 x 106 Hz and the wavelength is 63.86 m? Your answer for this problem will not have any decimal places.
Light has a wavelength of 310.3 nm and a frequency of 5.683 × 10¹4 Hz when traveling through a certain substance. What is the refraction index of this medium? Use 2.998 × 108 m/s for the speed of light in a vacuum. Number i Units
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.
The speed of light in a vacuum is 3 x 108 m/s. What is the ratio of its speed in water (n = 1.33) to its speed in a vacuum? Enter your answer as a percentage