![The fresh water behind a reservoir dam is 15 m deep. A horizontal pipe 4.0 cm in diameter passes through the dam 6.0 m below the water surface as shown in the The fresh water behind a reservoir dam is 15 m deep. A horizontal pipe 4.0 cm in diameter passes through the dam 6.0 m below the water surface as shown in the](https://d10lpgp6xz60nq.cloudfront.net/physics_images/BMS_VOL2_C04_E01_006_Q01.png)
The fresh water behind a reservoir dam is 15 m deep. A horizontal pipe 4.0 cm in diameter passes through the dam 6.0 m below the water surface as shown in the
![Polverina Dam: (a) main cross section and (b) longitudinal section at... | Download High-Resolution Scientific Diagram Polverina Dam: (a) main cross section and (b) longitudinal section at... | Download High-Resolution Scientific Diagram](https://www.researchgate.net/publication/271005580/figure/fig1/AS:392170486943753@1470512138670/Polverina-Dam-a-main-cross-section-and-b-longitudinal-section-at-the-dam-crest.png)
Polverina Dam: (a) main cross section and (b) longitudinal section at... | Download High-Resolution Scientific Diagram
![A dam has the shape of a trapezoid shown in the figure. The height is 20 m, and the width is 60 m at the top and 40 m at the bottom. A dam has the shape of a trapezoid shown in the figure. The height is 20 m, and the width is 60 m at the top and 40 m at the bottom.](https://homework.study.com/cimages/multimages/16/hydrostatic_force942882501656914633.png)
A dam has the shape of a trapezoid shown in the figure. The height is 20 m, and the width is 60 m at the top and 40 m at the bottom.
![A dam has the shape of a trapezoid shown in the figure. The height is 20 m, and the width is 60 m at the top and 40 m at the bottom. A dam has the shape of a trapezoid shown in the figure. The height is 20 m, and the width is 60 m at the top and 40 m at the bottom.](https://homework.study.com/cimages/multimages/16/im_55961063945305420690.jpg)