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The following figure shows a diffraction pattern formed by light passing through a single narrow slit of width, a = 12.3 µm, illuminating a screen 1.16 m away, where d = 15.0 cm. What is the wavelength of the light in units of nm?

The following figure shows a diffraction pattern formed by light passing through a single narrow slit of width a 123 µm illuminating a screen 116 m away where d class=