A Multiple Slit Diffraction Grating Has a Slit Separation of 2.00

question 8

Multiple Choice

A multiple slit diffraction grating has a slit separation of 2.00 x 10^-6 m.Find the wavelength of the monochromatic light that will have its second order bright fringe diffracted through an angle of 38.0 $\degree$ .(1 nm = 10^-9 m)

• A)120 nm
• B)500 nm
• C)616 nm
• D)687 nm

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