Вычислите силу выталкивания,которая действует на тело объемом 5000л в керосине.!
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24.09.2019 01:40
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Fa=780*10*5=39*10^3H (Это если полностью погружен)
g=10н/кг
V=5000л=5м^3
р=800кг/м^3
Найти:Fа
Решение:
Fа=pgV
Fa=40000Н=40кН