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Помогите мне пожалуйста !!! С какой силой давит воздух на поверхность страницы тетради, размеры которой 18*20 см ? (Атмосферное давление нормальное )
Ответы 1
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а=18см=0,18мb=20см=0,2мP=100000 ПаF-?Давление = Сила / (площадь (a*b))P=F/Sотсюда сила= F=P*S=100000*0.2*0.18=3.6 кило Ньютона.
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Автор:
sonnyadcq - 6 лет назад
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