Mathematics, 21.02.2020 03:25 volocibel
A triangle with base 2 m and height 3 m is submerged vertically in water so that the tip is even with the surface. Express the hydrostatic force against one side of the plate as an integral and evaluate it. (Give your answer correct to the nearest whole number.)
Answers: 2
![F=\int_{0}^{3}dF\\F=\int_{0}^{3}\frac{2}{3}\rho gy^2dy\\F=\frac{2}{3}\rho g\int_{0}^{3}y^2dy\\F=\frac{2}{3}\times 1000\times 9.8[\frac{y^3}{3}]_0^3\\F=6533.33[9]\\F=58799.97 \approx 58800 N](/tpl/images/0518/7071/92965.png)
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A triangle with base 2 m and height 3 m is submerged vertically in water so that the tip is even wit...
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