Задача id16471
With what force F does a steel beam fixed in them, having a cross-sectional area S = 20 cm2, press on massive walls when the temperature increases by dt = 30°C? The modulus of elasticity of steel is E = 2·1011 Pa, the coefficient of linear expansion a = 1.2·10-5 K-1.
Detailed solution. Format gif
Оплата и выдача товара осуществляются через партнёрскую платформу.