Three discrete spectral lines occur at angles of 10.2°, 13.6°, and 14.9°, respectively, in the first-order...
Three discrete spectral lines occur at angles of 10.2°, 13.6°, and 14.9°, respectively, in the first-order spectrum of a diffraction grating spectrometer.
(a) If the grating has 3790 slits/cm, what are the wavelengths of the light?
λ1 = _____ nm (10.2°)
λ2 = _____ nm (13.6°)
λ3 = _____ nm (14.9°)
(b) At what angles are these lines found in the second-order spectra?
θ = _____° (λ1)
θ = _____° (λ2)
θ = _____° (λ3)
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