Answer to Question #348660 in Optics for loini bhila

Question #348660

Light is incident on a diffraction grating that has 300 lines /mm. A diffraction pattern is observed. The angle between the central maximum and second order maximum was measured to be 250 . Calculate the wavelength of the light.

1
Expert's answer
2022-06-07T08:11:55-0400

"d\\sin\\varphi=k\\lambda,"

"\\lambda=\\frac{d\\sin\\varphi}k=704.4~nm."


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