Fтяж - Fа
Fтяж = mg; Fa = ρgV
mg - ρgV
m - ρV
200г - 1г/см³*50см³ = 150Н
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Fтяж - Fа
Fтяж = mg; Fa = ρgV
mg - ρgV
m - ρV
200г - 1г/см³*50см³ = 150Н