Solved Exam Problem: Hydrostatic Forces on a Gate

Опубликовано: 18 Март 2026
на канале: Fluid Matters
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MEC516/BME516 Fluid Mechanics: A solved exam problem of hydrostatic forces on a plane inclined gate. This tutorial demonstrates the solution a classic midterm or final exam problem.

The theory for the analysis of hydrostatic forces on plane surfaces is covered in the video "Chapter 2 Part 3: Fluid Statics":    • Analysis of Hydrostatic Forces on Plane Su...  

All the videos in this course and a copy (pdf) of this presentation can be downloaded at: http://www.drdavidnaylor.net

Course Textbook: F.M. White and H. Xue, Fluid Mechanics, 9th Edition, McGraw-Hill, New York, 2021.

Chapters
00:00 Introduction
00:08 Problem Statement
00:51 Free Body Diagram
01:52 Calculation of the hydrostatic force, F_h
03:44 Location of the hydrostatic force, y_cp
04:25 Second moment of area of rectangular gate
05:34 Statica: Sum the moments are zero about hinge
06:30 Calculation of the gate force, F_gate

#fluidmechanics #hydrostatics