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Diffraction grating calculations Calculate the values of the grating constand "d" using; . Using the average...


Diffraction grating calculations
Calculate the values of the grating constand "d" using; Diffraction grating calculations Calculate the val. Using the average grating constand "d" calculate the ruling "D".

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Answer #1
Left angle( 0 ) Grating constant(m) x 10-9

Right angle ( 0 )

Grating constnant(m) x 10-9
violet 352.4 3381.311097 7.8 3295.126653
blue 352.0 3386.430257 8.0 3386.430257
green 2 351.6 3369.316784 8.5 3329.963879
green1 351.5 3393.559288 8.6 3354.390932
yellow 350.0 3383.85356 10 3383.85356
red 2 348.7 3408.07931 11.5 3349.585789
red 1 348 3398.077315 12.2 3343.194986
average grating constant(m) 3388.661084 x 10-9 3348.935147 x 10-9
Ruling(lines/m) 2.951 x 105 2.986 x 105

Ruling D=(2.951\times10^5+2.986\times10^5)/2=2.968\times10^5\,\,lines/m

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