Absolute Pressure using Equation of State given Specific Weight Calculator

✖Gas Constant is a general constant in the equation of state of gases that is equal in the case of an ideal gas to product of pressure and volume of one mole divided by the absolute temperature.ⓘ Gas Constant [R]			+10% -10%
✖Specific Weight of Liquid in Piezometer is the ratio of a body’s weight P to its volume V.ⓘ Specific Weight of Liquid in Piezometer [S]			+10% -10%
✖Absolute Temperature of Gas is a temperature measured from absolute zero in kelvins.ⓘ Absolute Temperature of Gas [T]			+10% -10%

✖Absolute Pressure by Specific Weight is labeled when any pressure is detected above the absolute zero of pressure.ⓘ Absolute Pressure using Equation of State given Specific Weight [P_ab']

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Formula

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Absolute Pressure using Equation of State given Specific Weight

Formula

P ab' = R \cdot S \cdot T

Example

310575 Pa = 4.1 J/(kg*K) \cdot 0.75 kN/m³ \cdot 101 K

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Absolute Pressure using Equation of State given Specific Weight Solution

STEP 0: Pre-Calculation Summary

Formula Used

Absolute Pressure by Specific Weight = Gas Constant*Specific Weight of Liquid in Piezometer*Absolute Temperature of Gas
P_ab' = R*S*T
This formula uses 4 Variables

Variables Used

Absolute Pressure by Specific Weight - (Measured in Pascal) - Absolute Pressure by Specific Weight is labeled when any pressure is detected above the absolute zero of pressure.
Gas Constant - (Measured in Joule per Kilogram per K) - Gas Constant is a general constant in the equation of state of gases that is equal in the case of an ideal gas to product of pressure and volume of one mole divided by the absolute temperature.
Specific Weight of Liquid in Piezometer - (Measured in Newton per Cubic Meter) - Specific Weight of Liquid in Piezometer is the ratio of a body’s weight P to its volume V.
Absolute Temperature of Gas - (Measured in Kelvin) - Absolute Temperature of Gas is a temperature measured from absolute zero in kelvins.

STEP 1: Convert Input(s) to Base Unit

Gas Constant: 4.1 Joule per Kilogram per K --> 4.1 Joule per Kilogram per K No Conversion Required
Specific Weight of Liquid in Piezometer: 0.75 Kilonewton per Cubic Meter --> 750 Newton per Cubic Meter (Check conversion here)
Absolute Temperature of Gas: 101 Kelvin --> 101 Kelvin No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

P_ab' = R*S*T --> 4.1*750*101

Evaluating ... ...

P_ab' = 310575

STEP 3: Convert Result to Output's Unit

310575 Pascal --> No Conversion Required

FINAL ANSWER

310575 Pascal <-- Absolute Pressure by Specific Weight

(Calculation completed in 00.004 seconds)

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Don Bosco College of Engineering (DBCE), Goa

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< Properties of Fluid Calculators

Absolute Temperature of Gas

Go Absolute Temperature of Gas = Absolute Pressure by Gas Density/(Gas Constant*Density of Gas)

Absolute Pressure using Gas Density

Go Absolute Pressure by Gas Density = Absolute Temperature of Gas*Density of Gas*Gas Constant

Specific Gravity of Fluid

Go Specific Gravity of Fluid = Specific Weight of Liquid in Piezometer/Specific Weight of Standard Fluid

Specific Volume of Fluid

Go Specific Volume = 1/Mass Density of Fluid

Absolute Pressure using Equation of State given Specific Weight Formula

Absolute Pressure by Specific Weight = Gas Constant*Specific Weight of Liquid in Piezometer*Absolute Temperature of Gas
P_ab' = R*S*T

What is Absolute Pressure?

The definition of absolute pressure is the pressure of having no matter inside a space, or a perfect vacuum. Measurements taken in absolute pressure use this absolute zero as their reference point.

How to Calculate Absolute Pressure using Equation of State given Specific Weight?

Absolute Pressure using Equation of State given Specific Weight calculator uses Absolute Pressure by Specific Weight = Gas Constant*Specific Weight of Liquid in Piezometer*Absolute Temperature of Gas to calculate the Absolute Pressure by Specific Weight, The Absolute Pressure using Equation of State given Specific Weight is defined as a function of gas constant, specific weight and absolute temperature of gas. Absolute Pressure by Specific Weight is denoted by P_ab' symbol.

How to calculate Absolute Pressure using Equation of State given Specific Weight using this online calculator? To use this online calculator for Absolute Pressure using Equation of State given Specific Weight, enter Gas Constant (R), Specific Weight of Liquid in Piezometer (S) & Absolute Temperature of Gas (T) and hit the calculate button. Here is how the Absolute Pressure using Equation of State given Specific Weight calculation can be explained with given input values -> 310575 = 4.1*750*101.

FAQ

What is Absolute Pressure using Equation of State given Specific Weight?

The Absolute Pressure using Equation of State given Specific Weight is defined as a function of gas constant, specific weight and absolute temperature of gas and is represented as P_ab' = R*S*T or Absolute Pressure by Specific Weight = Gas Constant*Specific Weight of Liquid in Piezometer*Absolute Temperature of Gas. Gas Constant is a general constant in the equation of state of gases that is equal in the case of an ideal gas to product of pressure and volume of one mole divided by the absolute temperature, Specific Weight of Liquid in Piezometer is the ratio of a body’s weight P to its volume V & Absolute Temperature of Gas is a temperature measured from absolute zero in kelvins.

How to calculate Absolute Pressure using Equation of State given Specific Weight?

The Absolute Pressure using Equation of State given Specific Weight is defined as a function of gas constant, specific weight and absolute temperature of gas is calculated using Absolute Pressure by Specific Weight = Gas Constant*Specific Weight of Liquid in Piezometer*Absolute Temperature of Gas. To calculate Absolute Pressure using Equation of State given Specific Weight, you need Gas Constant (R), Specific Weight of Liquid in Piezometer (S) & Absolute Temperature of Gas (T). With our tool, you need to enter the respective value for Gas Constant, Specific Weight of Liquid in Piezometer & Absolute Temperature of Gas and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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