A diffraction grating has 4436 linescm light that contains
A diffraction grating has 4436 lines/cm. Light that contains all wavelengths between 447 and 650 nm shines on the grating. Calculate the width of the dark area between the first and second order spectra on a screen 3.0 m away.
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a diffraction grating has 4436 linescm light that contains all wavelengths between 447 and 650 nm shines on the grating
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