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how to derive pressure formula. Total pressure force on small strip dF rgh x b x dh. Total pressure force on whole surface F Integration of dF.
I also believe that an equivalent formula from this source is. Derivation P Pressure in Pascal F Force on the object A Area on which the force act. If the pressure is given in millimeters of mercury mmHg the barometric formula is written in the form.
In case when the height h is given in feet and pressure in inches of mercury inHg this formula is written as P h 2992exp00000366h inHg.
Follow the step by step guide and LEARN it. Follow the step by step guide and LEARN it. You can derive P r g h from P mgA using the following steps to obtain the pressure formula for fluids. If the pressure is given in millimeters of mercury mmHg the barometric formula is written in the form.