The speed of light in a clear liquid is 0.80 the speed of light in air. The critical angle of the liquid is Select one: O a. 0.930 O b. 370 O c. 530 O d. 90 Determine the angle of deviation of the second order maxima produced when monochromatic light of 640 nm is directed through two slits that are 6.43 micro metres apart. Select one: O a. 2.850 O b. 5.710 O c. 11.50 O d. 78.50 A 10 cm tall object is placed 30 cm away from a concave lens that has a focal length of 6.0 cm. Determine the image size. Select one: O a. 0.043 cm O b. 0.067 cm O c. 1.7 cm O d. 2.5 cm4..4.... 1...4.. ...4.. .4.4..4. L.I E.... The systems that would produce a virtual image are Select one: O a. i and ii O b. i and iv O c. ii and iv O d. iii and ivDetermine the amount of quantized energy for a photon having a frequency of 3.85 x 1014 Hz. Select one: O a. 1.28 x 106 J O b. 1.28 x 10-19 J O c. 2.55 x 106 J O d. 2.55 x 10-19 J The frequency of the light is at a certain value above the threshold frequency. The intensity of light is then manipulated in a photoelectric experiment. What will be the result? Select one: O a. number of photoelectrons will change O b. energy of each photoelectron will change O c. frequency of the incident photons will change O d. maximum kinetic energy of the electrons will change Radiation with a frequency of 7.52 x 1014 Hz is incident on a photoelectric surface. A stopping voltage of 0.916 V is required to reduce the current through the cell to zero. The work function of the photoelectric surface is Select one: O a. 1.47 x 10-19 J O b. 4.80 x 10-19 J O c. 1.10 ev O d. 2.20 eVAn X-ray photon collides with an electron to produce a scattered photon as shown below. Scattered X-ray photon Incident X-ray photon Identify the momentum vector below that best describes the path of the electron after the collision. C. Select one: O a. A Ob. B O c. C O d. D Determine the momentum of a photon of light having an energy of 7.87 x 10-16 J Select one: O a. 2.36 x 10-7 kg.m/s O b. 3.81 x 10-23 kg.m/s O c. 2.62 x 10-24 kg.m/s O d. 7.17 x 10-45 kg.m/s