Скакой силой отталкиваются два электрона, находящиеся друг от друга на расстоянии 2•10-10 м.
Kuznecovanaste
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18.05.2019 00:50
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F=9*10^9*q*q
R^2 Заряд одного электрона q=-1,6*10^-19 Кл
F=9*10^9*(-1.6)*10^-19*(-1,6)*10^-19
( 2*10^-10)^2
F=5.76*10^-9