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LightisaWave_Worksheet

# LightisaWave_Worksheet - AST 1022 Light is a Wave Lab...

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AST 1022 Light is a Wave Lab Worksheet Name: Lab Partners: Grade: / 72 pts. = % Important Constants: Wavelength of Laser ( λ ): 675 nm (6.75 x 10 -5 cm) Experiment 1: Circular Apertures 1: (5 pts.) Sketch and describe the diffraction patterns you saw on the screen. What is the brightest part of the image? How many circular fringes were you able to see? 2: (4 pts.) Record you measurements of s and with the correct units for Pinhole 2 and 3 here. s 2 :___________ s 3 :___________ 2 :____________ 3 :____________ 3: (2 pts.) Rearrange the equation s = (2.44 λ )/ D to solve for D 4: (6 pts.) Use your result from (3) to determine D for both holes. Show work and report you answers in correct signiFcant Fgures. 1

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AST 1022 Light is a Wave Lab Worksheet Name: 5: (3 pts.) Do your results above confrm the observation that smaller apertures produce larger Airy discs, and hence poorer resolving power? Experiment 2: Slits
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LightisaWave_Worksheet - AST 1022 Light is a Wave Lab...

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