7. Which of these ray(s) is/are drawn incorrectly?#1#2#3a.#1b. #2C.#3d. #1 & #3e.none are incorrect

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Answered: 7. Which of these ray(s) is/are drawn…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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24) When light goes from one material into another material that has a lower index of refraction, A. its speed, wavelength, and frequency all increase. B. its speed increases but its frequency and wavelength stay the same. C. its speed decreases but its wavelength and frequency both increase. D. its speed and wavelength increase, but its frequency stays the same. E. its speed increases, its wavelength decreases, and its frequency stays the same. 25) To focus light to a spot of the smallest possible width, you should choose a lens with A. The smallest focal length and the largest diameter B. The largest focal length and the largest diameter C. The smallest focal length and the smallest diameter D. The largest focal length and the smallest diameter 26) An opera singer in a golf cart is singing a note at 780 Hz while traveling down a road at 30 m/s. What is the frequency heard by a person standing on the side of the road with the golf cart heading away from them? Assume a speed of sound…
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A luminaire is used to illuminate point D. The luminaire is tilted at an angle 45°. Based on this information and the following figure, the angle (a) to make the illuminance level at point D = 34.641 Fc is . 5'. 45 I= 2000 cd 106- in D 90* O a. Other answer O b. 30 O c. 15 O d. 12 O e. 20
14) The index of refraction of diamond is n = 2.42. What is the speed of light in diamond? A) 0.41 x 10% m/s B) 3.0 x 10% m/s C) 7.26 x 108 m/s D) 1.24 x 108 m/s E) 2.42 x 108 m/s
1. Which law gives the relationship between refractive index of the dielectric? a) Law of reflection b) Law of refraction (Snell's Law) c) Millman's Law d) Huygen's Law 2. Light incident on fibers of angles_ the fiber. a) Less than b) Greater than c) Equal to d) Less than and equal to 3. The ratio of speed of light in air to the speed of light in another medium is called as a) Speed factor b) Dielectric constant c) Reflection index d) Refraction index the acceptance angle do not propagate into 4.When A is the optical wavelength in vacuum, k is given by k=20/A. What does k stand for in the above equation? a) Phase propagation constant b) Dielectric constant c) Boltzmann's constant d) Free-space constant 5.Optical fibers suffer radiation losses at bends or curves on their paths. a) True b) False 6.The lower energy level contains more atoms than upper level under the conditions of a) Isothermal packaging b) Population inversion c) Thermal equilibrium d) Pumping
2.) see photo for details
With FBD and Solution pls refer to the second picture if the answer is in the choices one of those 4 answers is correct
Change in the path of light when light travels from one medium to another is known as O a. Reflection O b. Dispersion O c. Total internal reflection O d. Refraction
3. Suppose we have two light beams, described by the Stokes vectors (1,0,1,0) and (4,0,0,-4). What is the Stokes vector of a beam formed by incoherent superposition of these two? What is its degree of polarization?
1. Amorphous solids have 2. The axial relationship of a hexagonal crystal system is given as a = b = c. (True or False). 3. The smallest angle in which the triangle can be rotate to back original position is 4. What is the resultant image formed for very fine grains in X-Ray photography technique...(1) Few clear spots, (2) Large number of spots, (3) Continuous rings, (4) Irregular spots. 5. The advantages of ( electron diffraction) is - 6. There are structure. ------- it's ----- -. ---- --. symmetry rotation operation of circle. 7. The principle condition of braggs law to study crystal structure is - ---- -- -----. 8. Characteristic radiation is emitted from the target as a consequence of electron transition from any one (L, M,....) shells to (True or False). 9. In (K) shell. method crystals of material crushing in small crystals --- --- grains distributed randomly in each directions. 10. The percentage of empty space in a body centred cubic arrangement is (68). (True or False). 11.The…

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7. Which of these ray(s) is/are drawn incorrectly? #1 #2 #3 a. #1 b. #2 C. #3 d. #1 & #3 e. none are incorrect