Problem 40474.
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- Юрий Физик · about the seller and their products
DESCRIPTION
Problem 40474.
A beam of light from a discharge tube filled with helium is normally incident on a diffraction grating; on which line in the third-order spectrum is the red line of helium (lambda = 670 nm) in the second-order spectrum superimposed?
Additional information:
Detailed solution with a brief record of the conditions, formulas and laws used in the solution, derivation of the calculation formula and answer.
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