Задача id10691
Under normal conditions, a person can easily lift a steel weight with a mass m1 = 30 kg. What mass of steel weight can a person lift without difficulty under water if p = 103 kg/m3; pst = 7.8•103 kg/m3?
Detailed solution. Format jpg
Оплата и выдача товара осуществляются через партнёрскую платформу.