Physics for Scientists and Engineers with Modern Physics
4th Edition
ISBN: 9780131495081
Author: Douglas C. Giancoli
Publisher: Addison-Wesley
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 34, Problem 32P
(II) A uniform thin film of alcohol (n = 1.36) lies on a flat glass plate (n = 1.56). When monochromatic light, whose wavelength can be changed, is incident normally, the reflected light is a minimum for λ = 512 nm and a maximum for λ = 635 nm. What is the minimum thickness of the film?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
(III) A uniform thin film of alcohol (n = 1.36) lies on a flat
glass plate (n = 1.56). When monochromatic light, whose
wavelength can be changed, is incident normally, the reflected
light is a minimum for A = 525 nm and a maximum for
A = 655 nm. What is the minimum thickness of the film?
Thb
4. (a)
(i) A sodium light of wavelength 580 nm falls on two narrow slits. The distance
between the third dark fringe to the central bright on a screen is 3.5 mm. Distance
between slits and screen is 160 cm. What is the spacing between the two slits?
(ii) Solar cells are an example of anti-reflective coatings. Let a silicon solar cell (n
= 3.45) coated with a layer of silicon dioxide (n = 1.45). Calculate the minimum
coating thickness that will minimize the reflection of the light with wavelength
of 650 nm?
Chapter 34 Solutions
Physics for Scientists and Engineers with Modern Physics
Ch. 34.2 - A light beam in air with wavelength = 500 nm,...Ch. 34.4 - What are the values for the intensity I when (a) y...Ch. 34 - Prob. 1QCh. 34 - What is the evidence that light is energy?Ch. 34 - Why is light sometimes described as rays and...Ch. 34 - We can hear sounds around corners but we cannot...Ch. 34 - Can the wavelength of light be determined from...Ch. 34 - Two rays of light from the same source...Ch. 34 - Monochromatic red light is incident on a double...Ch. 34 - If Youngs double-slit experiment were submerged in...
Ch. 34 - Compare a double-slit experiment for sound waves...Ch. 34 - Suppose white light falls on the two slits of Fig....Ch. 34 - Why doesnt the light from the two headlights of a...Ch. 34 - Why are interference fringes noticeable only for a...Ch. 34 - Prob. 13QCh. 34 - Some coated lenses appear greenish yellow when...Ch. 34 - A drop of oil on a pond appears bright at its...Ch. 34 - (II) Derive the law of reflectionnamely, that the...Ch. 34 - (I) Monochromatic light falling on two slits 0.018...Ch. 34 - (I) The third-order bright fringe of 610 nm light...Ch. 34 - (II) Monochromatic light falls on two very narrow...Ch. 34 - (II) If 720-nm and 660-nm light passes through two...Ch. 34 - (II) A red laser from the physics lab is marked as...Ch. 34 - (II) Light of wavelength passes through a pair of...Ch. 34 - (II) Light of wavelength 680 nm falls on two slits...Ch. 34 - (II) A parallel beam of light from a HeNe laser,...Ch. 34 - (II) A physics professor wants to perform a...Ch. 34 - (II) Suppose a thin piece of glass is placed in...Ch. 34 - (II) In a double-slit experiment it is found that...Ch. 34 - (II) Two narrow slits separated by 1.0 mm are...Ch. 34 - (II) In a double-slit experiment, the third-order...Ch. 34 - (II) Light of wavelength 470 nm in air falls on...Ch. 34 - (II) A very thin sheet of plastic (n = 1.60)...Ch. 34 - (I) If one slit in Fig. 3412 is covered, by what...Ch. 34 - (II) Derive an expression similar to Eq. 342 which...Ch. 34 - (II) Show that the angular full width at half...Ch. 34 - (II) In a two-slit interference experiment, the...Ch. 34 - (III) Suppose that one slit of a double-slit...Ch. 34 - (III) (a) Consider three equally spaced and...Ch. 34 - (I) If a soap bubble is 120 nm thick, what...Ch. 34 - (I) How far apart are the dark fringes in Example...Ch. 34 - (II) (a) What is the smallest thickness of a soap...Ch. 34 - (II) A lens appears greenish yellow ( = 570 nm is...Ch. 34 - (II) A thin film of oil (nO = 1.50) with varying...Ch. 34 - (II) A thin oil slick (no = 1.50) finals on water...Ch. 34 - (II) A total of 31 bright and 31 dark Newtons...Ch. 34 - (II) A line metal foil separates one end of two...Ch. 34 - (II) How thick (minimum) should the air layer be...Ch. 34 - (II) A uniform thin film of alcohol (n = 1.36)...Ch. 34 - (II) Show that the radius r of the mth dark...Ch. 34 - (II) Use the result of Problem 33 to show that the...Ch. 34 - (II) When a Newtons ring apparatus (Fig. 3418) is...Ch. 34 - (II) A planoconvex lucite lens 3.4 cm in diameter...Ch. 34 - (II) Lets explore why only thin layers exhibit...Ch. 34 - (II) How far must the mirror M1 in a Michelson...Ch. 34 - (II) What is the wavelength of the light entering...Ch. 34 - (II) A micrometer is connected to the movable...Ch. 34 - (III) One of the beams of an interferometer (Fig,...Ch. 34 - (III) The yellow sodium D lines have wavelengths...Ch. 34 - Prob. 44PCh. 34 - (II) The luminous efficiency of a lightbulb is the...Ch. 34 - Light of wavelength 5.0 107 m passes through two...Ch. 34 - Television and radio waves reflecting from...Ch. 34 - A radio station operating at 88.5 MHz broadcasts...Ch. 34 - Light of wavelength 690 nm passes through two...Ch. 34 - Monochromatic light of variable wavelength is...Ch. 34 - Suppose the mirrors in a Michelson interferometer...Ch. 34 - A highly reflective mirror can be made for a...Ch. 34 - Calculate the minimum thickness needed for an...Ch. 34 - Stealth aircraft are designed to not reflect...Ch. 34 - Light or wavelength strikes a screen containing...Ch. 34 - Consider two antennas radiating 6.0-MHz radio...Ch. 34 - What is the minimum (non-zero) thickness for the...Ch. 34 - Lloyds mirror provides one way of obtaining a...Ch. 34 - Consider the antenna army of Example 345, Fig....Ch. 34 - A thin film of soap (n = 1.34) coats a piece of...Ch. 34 - Two identical sources S1 and S2, separated by...Ch. 34 - A two-slit interference set-up with slit...Ch. 34 - A radio telescope, whose two antennas are...Ch. 34 - In a compact disc (CD), digital information is...
Additional Science Textbook Solutions
Find more solutions based on key concepts
23.24 For each of the following arrangements of two point charges, find all the points along the line passing t...
University Physics with Modern Physics (14th Edition)
3. A football coach sits on a sled while two of his players build their strength by dragging the sled across ...
Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th Edition)
The closest distance from the TV screen before resolving the individual horizontal lines.
Physics (5th Edition)
BIO The human heart consists largely of elongated muscle cells, some 100m long and 15 m in diameter. In its res...
Essential University Physics: Volume 2 (3rd Edition)
Dielectric breakdown of air occurs at fields of 3 MV/m. Find (a) the maximum potential (measured from infinity)...
Essential University Physics (3rd Edition)
If you were on the moon and you looks up and saw a new earth, would it be nighttime or daytime on the moon?
Conceptual Integrated Science
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- answer for a i) ii)arrow_forward103 In Fig. 35-59, an oil drop (n = 1.20) floats on the surface of wa- ter (n = 1.33) and is viewed from overhead when illuminated by sun- light shining vertically downward and reflected vertically upward. (a) Are the outer (thinnest) regions of the drop bright or dark? The oil film displays several spectra of colors. (b) Move from the rim inward to the third blue band and, using a wavelength of 475 nm for blue light, determine the film thickness there. (c) If the oil thickness in- creases, why do the colors gradually fade and then disappear? %3D Oil Water Figure 35-59 Problem 103.arrow_forward(i.) At what angle do you observe the 4th order maximum relative to the central maximum when 400 nm light is incident normally on two slits separated by 0.025 mm? (a) 1.83◦ (b) 2.75◦ (c) 3.67◦ (d) 4.13◦ (e) None of the above (ii.) At what angle do you observe the 3rd order minimum? Set-up is the same as above and with a slit separation of 0.025 mm. (a) 2.29◦ (b) 3.45◦ (c) 5.58◦ (d) 1.79◦(e) none of the abovearrow_forward
- (i.) At what angle do you observe the 4th order maximum relative to the central maximum when 400 nm light is incident normally on two slits separated by 0.025 mm? (a) 1.83◦ (b) 2.75◦ (c) 3.67◦ (d) 4.13◦ (e) None of the above (ii.) At what angle do you observe the 3rd order minimum? Set-up is the same as above and with a slit separation of 0.025 mm. (a) 2.29◦ (b) 3.45◦ (c) 5.58◦ (d) 1.79◦ (e) None of the abovearrow_forward(c) Coherent light that contains two wavelengths, 660 nm (red) and 470 nm (blue), passes through two narrow slits separated by 0.3 mm, and the interference pattern is observed on a screen 5 m from the slits. Calculate the distance on the screen between the first- order bright fringes for red and blue light.arrow_forward(I) Consider a film of MgF2 (n = 1.38) having a thickness of 8.68 x 10^-5 cm deposited on glass (n = 1.62). If white light falls perpendicular to the surface, what wavelengths are missing from the reflected light? (Hint: Remember only the wavelengths of visible light, between 400 nm and 700 nm.)If white light falls perpendicular to the surface, what wavelengths are missing from the reflected light?arrow_forward
- (a) A diffraction grating is just able to resolve two lines of1 = 5140.3 A° and 5140.85 Aº in the first order. Will it resolve the lines 8037.50 A° and 8037.90 A° in the second order.arrow_forward(c) The electric fields from two e/m waves are described by E1 = 10.0 cos(kr – wt) N/C and E2 = 15.0 cos(kr – wt + 60°) N/C. What is the phase of the resultant electric field (in degrees)? (d) Electrons moving at a speed of 30 m/s pass through a single slit of diameter 8.5 x 10-5 m. A diffraction pattern forms, due to the wave nature of the electrons. At what angle (in degrees) is the first-order minimum of this pattern located? (e) A neutron (with mass m, = 939.566 MeV/c²) is confined inside a nucleus of the most common isotop of iron, Fe. Assume the nucleus is spherical, and that the uncertainty in the position of the neutron is the diameter, not the radius, of the nucleus. What is the minimum uncertainty in the velocity of the neutron, in m/s?arrow_forward(a) A soap film of refractive index 1.43 is illuminated by white light incident at an angle of 30°. The refracted light is examined by a spectroscope in which dark band corresponding to wavelength 6 x10 m in observed. Calculate thickness of the film?arrow_forward
- Q 3. (a) Light incident normally on a grating of total ruled width of 5.1 x 10-3m with 2520 lines in all. Find out if two sodium lines with wavelengths 5890 Aº and 5896 A° can be seen distinctly by the grating.arrow_forward(1) Consider a double slit experiment set-up with slits of adjustable width. The central maximum has a size of 36.3cm and the wavelength of the light is A = 442nm. You notice that there are 11 points of constructive interference inside of the central maximum. (a) The slits are currently set to be a = 3.32µm wide. What is the distance between the slits and the screen? (b) What is the spacing of the slits? (c) When you increase the width of the slits while keeping the spacing of the slits, wavelength of light, and distance to the screen constant, which of the following do you expect to happen? [Note: More than one of these could be correct] (i) The central maximum will become more narrow. (ii) The dots will move closer together. (iii) More dots will appear in the central maximum.arrow_forward(a) Obtain the condition for even orders of interference maxima missing in the diffraction pattern due to double slits. Consider the case of Fraunhofer diffraction at double slits where slit width b 7.5 × 10-3 cm, slit separation d = many interference minima will occur between the two diffraction minima on either side of the central maximum? 6.5 x 10-2 cm and wavelength A = 5.890 × 10-5 cm. How (b) What will be the angular separation of D1 and D2 lines of sodium in the second order spectra due to diffraction grating with 15000 lines per inch? Given that Api = 5.890 × 10-5 cm andp2 = 5.896 × 10-5 cm.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningUniversity Physics Volume 3PhysicsISBN:9781938168185Author:William Moebs, Jeff SannyPublisher:OpenStaxPhysics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
University Physics Volume 3
Physics
ISBN:9781938168185
Author:William Moebs, Jeff Sanny
Publisher:OpenStax
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
Convex and Concave Lenses; Author: Manocha Academy;https://www.youtube.com/watch?v=CJ6aB5ULqa0;License: Standard YouTube License, CC-BY