Recall that normal atmospheric pressure is approximately
Note: In many standard versions of this problem book, 18.15 asks for the force acting on a surface (like a window or door) due to atmospheric pressure differences, or the pressure at a certain depth in a liquid. 1. Analysis & Data (Given) To solve pressure problems, you typically need: (height): Height of the liquid column (in meters). (rho): Density of the liquid (e.g., Water = , Mercury = (gravity): Acceleration due to gravity ( for school problems). 2. Formula Selection Hydrostatic Pressure: Pressure Force: is the surface area). 3. Sample Calculation (Atmospheric Pressure Example) If the problem asks for the force on a surface of given a pressure of Convert units: Calculate Force: Quick Tips for This Section
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Л.Э. Генденштейн, Л. А. Кирик, И. М. Гельфгат - ФИЗИКА