Задача 50328.

Find the kinetic energy of electrons incident normal to the diaphragm with two narrow gaps, if the screen is spaced from the diaphragm 75 cm, the distance between adjacent peaks of 7.5 microns. The distance between the slits 25 microns.

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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