Angular separation among the two sodium lines in first order


The bright yellow sodium line in the sodium spectrum is in reality a pair of closely spaced lines at around 589.0 nm and 589.6 nm. You view the sodium spectrum by using a diffraction grating having a spacing of 1400 nm

i) Determine the angular separation among the two sodium lines in first order.

ii) Determine the angular separation among the two sodium lines in second order.

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Physics: Angular separation among the two sodium lines in first order
Reference No:- TGS0867173

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