Задача 50331.

The particle flux is normally incident on the diaphragm with two narrow slits to form on the screen diffraction pattern. Show that the attempt to define a gap through which passed one or another particle leads to the destruction of the diffraction pattern. The angles of diffraction regarded as small.

Detailed solution with a short recording conditions, laws and formulas used in the decision, the withdrawal of the calculation formula and the answer.
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