The light passes from medium 1 to medium 2 without changing angles or intensity. None Reflection Absorption refractive emission Dispersion Scattering
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- A thin beam of light makes an angle of 60° with the surface (not the normal) of a body of water (n = 1.33). Once the light beam refracts into the water what angle does the beam make with the surface of water? 30° 68° 22° 60°What is the refractive index of the material in which the speed of light is 1.28×108 m/s. (c = 3.0 × 108 m/s) O 1.12 O 1.20 1.80 1.65 O 2.34The 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.
- How many centimetres is the light ray displaced after passing through the 5.50 cm thick sheet of material (n = 1.30) with an incident angle of θ = 34.0 °?If the light goes from medium 1 to medium 2 with no change in angles or intensity, then the light has passed from medium 1 to medium 2. None Reflection Absorption Diffraction emission via refractive Dispersion Scattering