Measurement of the wavelength of monochromatic light
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Last updated 3:36 PM on 1/17/26
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7 Terms
1
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Label This Diagram
a - laser
b - diffraction grating
c - screen
d - n = 0
e - n = 1
f - n = 2
g - n = 3
2
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Method • 1
For each value of n, calculate angle using tan(theta) = y/x
Calculate wavelength
3
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Method • 2
Repeat previous steps for every value of n
Calculate the average wavelength
4
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Precautions • 1
Ensure grating is perpendicular to beam
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Precautions • 2
Ensure screen is perpendicular to screen
6
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Label This Formula
Diffraction Grating
n - order of spectrum
h - wavelength
d - distance
0 - angle
7
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What page of the log tables can you find the Diffraction grating Formula?
59
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Flashcards (46)