Physics, 20.07.2019 03:10, kidyugey

The 630 nm light from a helium neon laser irradiates a grating. the light then falls on a screen where the first bright spot is separated from the central maxim by 0.51m. light of another wavelength produces its first bright spot at 0.39 m from its central maximum. determine the second wavelength.

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The 630 nm light from a helium neon laser irradiates a grating. the light then falls on a screen whe...