various experiments in laser interferometry
DESCRIPTION
Various Experiments in Laser Interferometry. Ben Gallup Lab Partner: Mike Del Zio 3-13-2003 2.671 Instrumentation and Measurement Dr. B. J. Hughey, Prof. D. Gossard, Prof. I. W. Hunter. General Setup. Apparatus Schematic. Index of Refraction Setup. Interference Theory. - PowerPoint PPT PresentationTRANSCRIPT
![Page 1: Various Experiments in Laser Interferometry](https://reader035.vdocuments.site/reader035/viewer/2022062806/56814e8a550346895dbc28fb/html5/thumbnails/1.jpg)
Various Experiments in Laser Interferometry
Ben GallupLab Partner: Mike Del Zio
3-13-20032.671 Instrumentation and Measurement
Dr. B. J. Hughey, Prof. D. Gossard, Prof. I. W. Hunter
![Page 2: Various Experiments in Laser Interferometry](https://reader035.vdocuments.site/reader035/viewer/2022062806/56814e8a550346895dbc28fb/html5/thumbnails/2.jpg)
General Setup
![Page 3: Various Experiments in Laser Interferometry](https://reader035.vdocuments.site/reader035/viewer/2022062806/56814e8a550346895dbc28fb/html5/thumbnails/3.jpg)
Apparatus Schematic
![Page 4: Various Experiments in Laser Interferometry](https://reader035.vdocuments.site/reader035/viewer/2022062806/56814e8a550346895dbc28fb/html5/thumbnails/4.jpg)
Index of Refraction Setup
![Page 5: Various Experiments in Laser Interferometry](https://reader035.vdocuments.site/reader035/viewer/2022062806/56814e8a550346895dbc28fb/html5/thumbnails/5.jpg)
Interference Theory• Constructive Interference
• Destructive Interference
+ =
+ =
![Page 6: Various Experiments in Laser Interferometry](https://reader035.vdocuments.site/reader035/viewer/2022062806/56814e8a550346895dbc28fb/html5/thumbnails/6.jpg)
Index of Refraction Data
Fit Slope = 3.4495
= n/n-1
ncalulated = 1.4802
naccepted = 1.51
%error = 6.62%
![Page 7: Various Experiments in Laser Interferometry](https://reader035.vdocuments.site/reader035/viewer/2022062806/56814e8a550346895dbc28fb/html5/thumbnails/7.jpg)
Thermal Expansion Setup
![Page 8: Various Experiments in Laser Interferometry](https://reader035.vdocuments.site/reader035/viewer/2022062806/56814e8a550346895dbc28fb/html5/thumbnails/8.jpg)
Thermal Expansion Data
Fit slope = 1.201e-6 m/oC
α = slope/L
L = 50.8e-3 m
αexperimental = 2.36e-5/oC
αaccepted = 2.40e-5/oC
%error = 1.67%
![Page 9: Various Experiments in Laser Interferometry](https://reader035.vdocuments.site/reader035/viewer/2022062806/56814e8a550346895dbc28fb/html5/thumbnails/9.jpg)
Laser Microphone Setup
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Laser Microphone Data