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What is diffraction grating and grating element? Explain the experimental method to determine the wavelength of the spectral line using diffraction grating?
written 6.9 years ago by gravatar for vermavarsha432 vermavarsha432 • 1.0k modified 5.6 years ago by gravatar for sanketshingote sanketshingote • 100
advanced engineering physics
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written 6.7 years ago by gravatar for teamques10 teamques10 ★ 70k •   modified 6.7 years ago

Diffraction grating:

A diffraction grating is an arrangement consisting of a large number of parallel slits of same width and separated by equal opaque spacing. It is obtained by ruling equidistant parallel lines on a glass plate with the help of a fine diamond point.

Grating element:

Let N be …

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