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Calculate the number of lines per cm of a grating which gives an angle of diffractionequal to 30 o in the first order of light of wavelength 600nm.

Question

Calculate the number of lines per cm of a grating which gives an angle of diffractionequal to 30 o in the first order of light of wavelength 600nm.
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Solution 1

To solve this problem, we will use the grating equation which is given by:

dsin(θ) = mλ

where: d is the distance between the slits (or lines) in the grating, θ is the angle of diffraction, m is the order of diffraction, and λ is the wavelength of the light.

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