Предмет: Физика, автор: Saku

Какова масса сплошного алюминиевого куба, если площадь его поверхности 150 см в квадрате?

Ответы

Автор ответа: ermilov

Объём V=a^3. Поверхность S=6a^2. So: V=(S/6)^(3/2)

Mass: m=rV, where r=2700 kg/m^3.

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