Решение задачи по физике раздел 18 пункт 90 квантовая

90. Lighting alternately photocathode two different monochromatic source located at equal distances from the cathode, depending got two (1 and 2) of the photocurrent on the voltage between the cathode and the anode (Fig.). Explain what is the difference between these sources.

Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)