PHYSICS F/SCI.+ENG. W/MOD MAST
3rd Edition
ISBN: 9780134846200
Author: Knight
Publisher: PEARSON
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Chapter 17, Problem 25EAP
What is the thinnest film of
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1.
(a) The speed of a 500 nm light is 3 .00x10^8 m/s in vacuum and 1.95x10^8 m/s in a certain glass. What is theindex of refraction of the light?
(b) What is the frequency of the 500 nm light in a vacuum?
(c) What is the frequency of the 500 nm light in the glass?
(d)If the 500 nm light is incident on a flat boundary between the glass part in Ia and air (nair= 1.00) asshown, what is the angle of reflection? Sketch on the given diagram. Do the samework for the refracted ray.
Chapter 17 Solutions
PHYSICS F/SCI.+ENG. W/MOD MAST
Ch. 17 - Prob. 1CQCh. 17 - If you take snapshots of a standing wave on a...Ch. 17 - Prob. 3CQCh. 17 - Prob. 4CQCh. 17 - Prob. 5CQCh. 17 - Prob. 6CQCh. 17 - Prob. 7CQCh. 17 - Prob. 8CQCh. 17 - Prob. 9CQCh. 17 - 10. A trumpet player hears 5 beats per second when...
Ch. 17 - Prob. 1EAPCh. 17 - FIGURE EX17.2 is a snapshot graph at i = 0 s of...Ch. 17 - Prob. 3EAPCh. 17 - Prob. 4EAPCh. 17 - Prob. 5EAPCh. 17 - Prob. 6EAPCh. 17 - FIGURE EX17.7 shows a standing wave on a string...Ch. 17 - Prob. 8EAPCh. 17 - Prob. 9EAPCh. 17 - 10. The two highest-pitch strings on a violin are...Ch. 17 - A heavy piece of hanging sculpture is suspended by...Ch. 17 - Prob. 12EAPCh. 17 - Prob. 13EAPCh. 17 - What are the three longest wavelengths for...Ch. 17 - Prob. 15EAPCh. 17 - Prob. 16EAPCh. 17 - We can make a simple model of the human vocal...Ch. 17 - The lowest note on a grand piano has a frequency...Ch. 17 - A bass clarinet can be modeled as a 120cmlong...Ch. 17 - Prob. 20EAPCh. 17 - Prob. 21EAPCh. 17 - Prob. 22EAPCh. 17 - Two loudspeakers in a 20C room emit 686Hz sound...Ch. 17 - Prob. 24EAPCh. 17 - What is the thinnest film of MgF2(n1.39) on glass...Ch. 17 - Prob. 26EAPCh. 17 - I FIGURE EX17.27 shows the circular wave fronts...Ch. 17 - Prob. 28EAPCh. 17 - 29. Two in-phase loudspeakers, which emit sound...Ch. 17 - Two in-phase speakers 2.0m apart in a plane are...Ch. 17 - Prob. 31EAPCh. 17 - Prob. 32EAPCh. 17 - A flute player hears four beats per second when...Ch. 17 - Traditional Indonesian music uses an ensemble...Ch. 17 - Two microwave signals of nearly equal wavelengths...Ch. 17 - A 2.0mlong string vibrates at its second-harmonic...Ch. 17 - Prob. 37EAPCh. 17 - Prob. 38EAPCh. 17 - Biologists think that some spiders “tune” strands...Ch. 17 - Prob. 40EAPCh. 17 - Prob. 41EAPCh. 17 - Prob. 42EAPCh. 17 - Prob. 43EAPCh. 17 - A 75g bungee cord has an equilibrium length of...Ch. 17 - Prob. 45EAPCh. 17 - Prob. 46EAPCh. 17 - Prob. 47EAPCh. 17 - Prob. 48EAPCh. 17 - Prob. 49EAPCh. 17 - Prob. 50EAPCh. 17 - Prob. 51EAPCh. 17 - Prob. 52EAPCh. 17 - Prob. 53EAPCh. 17 - Prob. 54EAPCh. 17 - Prob. 55EAPCh. 17 - A 44-cm-diameter water tank is filled with 35 cm...Ch. 17 - Prob. 57EAPCh. 17 - Prob. 58EAPCh. 17 - Two in-phase loudspeakers emit identical 1000 Hz...Ch. 17 - Prob. 60EAPCh. 17 - Two loudspeakers emit sound waves of the same...Ch. 17 - Prob. 62EAPCh. 17 - Prob. 63EAPCh. 17 - Prob. 64EAPCh. 17 - Prob. 65EAPCh. 17 - Engineers are testing a new thin-film coating...Ch. 17 - Prob. 67EAPCh. 17 - Prob. 68EAPCh. 17 - Two loudspeakers in a plane, 5.0 m apart, are...Ch. 17 - Two identical loudspeakers separated by distance...Ch. 17 - Prob. 71EAPCh. 17 - Piano tuners tune pianos by listening to the beats...Ch. 17 - Prob. 73EAPCh. 17 - Prob. 74EAPCh. 17 - Prob. 75EAPCh. 17 - Two radio antennas are separated by 2.0 m. Both...Ch. 17 - Prob. 77EAPCh. 17 - Prob. 78EAPCh. 17 - Prob. 79EAPCh. 17 - Ultrasound has many medical applications, one of...Ch. 17 - Prob. 81EAP
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- In this situation, n = 2.1 and θ₀ = 26°. Calculate θᵣ, the reflected angle.arrow_forwardA glass sheet 1.10 μm thick is suspended in air. In reflected light, there are gaps in the visible spectrum at 573 nm and 645.00 nm. Calculate the minimum value of the index of refraction ?n of the glass sheet that produces this effect. ?=arrow_forwardThere is a 775 nm thick soap film on the surface of the crown glass, which is illuminated with white light. Which wavelengths of the visible range are reflected from the film and amplified?arrow_forward
- Imagine you are designing an optical fibre for endoscopy: if you use glass with a refractive index of 1.4 for the cladding, what refractive index do you need for the core to achieve a critical angle of 45°? b) If a Doppler shift of 1636 Hz is measured in the ascending aorta using a 2MHz ultrasound transducer with a 0° Doppler angle, what is the flow velocity?arrow_forwardAn acoustic wave strikes a boundary at medium 1 (1540 m/sec) with a 45 degrees. Upon entering medium 2 (980 m/sec) with oblique incidence, what will happen to the transmission angle?arrow_forwardTo save money on making military aircraft invisible to radar,an inventor decides to coat them with a non-reflectivematerial having an index of refraction of 1.20, which isbetween that of air and the surface of the plane. This, hereasons, should be much cheaper than designing Stealthbombers. (a) What thickness should the coating be to inhibitthe reflection of 4.00-cm wavelength radar? (b) What isunreasonable about this result? (c) Which assumptions areunreasonable or inconsistent?arrow_forward
- Question 1: # 58 A sheet of glass is coated with a 500-nm-thick layer of oil (n = 1.42). a. For what visible wavelengths of light do the reflected waves interfere constructively? b. For what visible wavelengths of light do the reflected waves interfere destructively? c. What is the color of reflected light? What is the color of transmitted lightarrow_forwardYou wish to make an anti-reflective coating from a material with index of refraction 1.73 to put on top of glass with an index of refraction 1.4. What is the minimum thickness of the coating that will produce destructive interference for light of wavelength 420.0 nm? Answer in units of nm.arrow_forwardIn the two-slit interference experiment, the slit widths are each 4.0 μm, their separation is 24.0 μm, the wavelength is 600 nm, and the viewing screen is at a distance of 2.00 m from the slits. Point P lies at distance y =5.0 cm from the center of the pattern. (a) Without diffraction effects taken into account, what is the ratio of IP to the intensity Im at the center of the pattern? (b) With diffraction effects taken into account, what is the ratio of IP to the intensity Im at the center of the pattern?arrow_forward
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