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The hydrogen spectrum has a red line at 656 nm, and a blue line at 434 nm. What is the first order angular separation between the two spectral lines obtained with a diffraction grating with 5000 rulings/cm? а. 7.7° b. 16.6° с. 6.6° d. 3.2° е. 19.2°

The hydrogen spectrum has a red line at 656 nm, and a blue line at 434 nm. What is the first order angular separation between the two spectral lines obtained with a diffraction grating with 5000 rulings/cm? а. 7.7° b. 16.6° с. 6.6° d. 3.2° е. 19.2°

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The hydrogen spectrum has a red line at 656 nm, and a blue line at 434 nm. What is the first order angular separation between the two spectral lines obtained with a diffraction grating with 5000 rulings/cm? а. 7.7° b. 16.6° с. 6.6° d. 3.2° е. 19.2°
Transcribed Image Text:The hydrogen spectrum has a red line at 656 nm, and a blue line at 434 nm. What is the first order angular separation between the two spectral lines obtained with a diffraction grating with 5000 rulings/cm? а. 7.7° b. 16.6° с. 6.6° d. 3.2° е. 19.2°
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