Light has a wavelength of 500 nm when it is propagating through freshwater. What will be the wavelength of the light when it passes into the air above? The index of refraction of freshwater is 1.33. a. 411 nm b. 484 nm c. 376 nm d. 567 nm e. 665 nm

3. A beam of light passes through a polarizer and then an analyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity of the intensity incident on the analyzer. What is the angle between the axes of the polarizer and the analyzer?a. 18°b. 22°c. 32°d. 68°e. 72°

Determine the speed, wavelength, and frequency of light from a helium-neon laser as it travels through polystyrene. The wavelength of the light from the laser is 632.8 nm in air and the index of refraction of polystyrene is 1.490. speed  =   m/s wavelength  =   nm frequency  =   Hz

4. Figure CQ22.4 shows light from material A with index of refraction nд entering materials B and C with indices of refraction NB and nc Rank the three indices of refraction from largest to smallest. a. nд, nB , nc b. nB, nc, NA c. nc, WA 9 nB d. nB NA, 2 nc e. nc, nB, NA Figure CQ22.4 NA ng 55.0° i 55.0° nc

Light travels through water at an approximate speed of 2.25 x 108 m/s. What is the refractive index of water? A) 0.75 B) 1.33 C) 1.50 D) 2.25