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Specific Weight of Liquid in Piezometer is the ratio of a body’s weight P to its volume V. Check FAQs
S=Pab'RT
S - Specific Weight of Liquid in Piezometer?Pab' - Absolute Pressure by Specific Weight?R - Gas Constant?T - Absolute Temperature of Gas?

Specific Weight using Equation of State given Absolute Pressure Example

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With units
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Here is how the Specific Weight using Equation of State given Absolute Pressure equation looks like with Values.

Here is how the Specific Weight using Equation of State given Absolute Pressure equation looks like with Units.

Here is how the Specific Weight using Equation of State given Absolute Pressure equation looks like.

0.7245Edit=300000Edit4.1Edit101Edit
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Specific Weight using Equation of State given Absolute Pressure Solution

Follow our step by step solution on how to calculate Specific Weight using Equation of State given Absolute Pressure?

FIRST Step Consider the formula
S=Pab'RT
Next Step Substitute values of Variables
S=300000Pa4.1J/(kg*K)101K
Next Step Prepare to Evaluate
S=3000004.1101
Next Step Evaluate
S=724.462690171456N/m³
Next Step Convert to Output's Unit
S=0.724462690171456kN/m³
LAST Step Rounding Answer
S=0.7245kN/m³

Specific Weight using Equation of State given Absolute Pressure Formula Elements

Variables
Specific Weight of Liquid in Piezometer
Specific Weight of Liquid in Piezometer is the ratio of a body’s weight P to its volume V.
Symbol: S
Measurement: Specific WeightUnit: kN/m³
Note: Value should be greater than 0.
Absolute Pressure by Specific Weight
Absolute Pressure by Specific Weight is labeled when any pressure is detected above the absolute zero of pressure.
Symbol: Pab'
Measurement: PressureUnit: Pa
Note: Value should be greater than 0.
Gas Constant
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.
Symbol: R
Measurement: Specific Heat CapacityUnit: J/(kg*K)
Note: Value should be greater than 0.
Absolute Temperature of Gas
Absolute Temperature of Gas is a temperature measured from absolute zero in kelvins.
Symbol: T
Measurement: TemperatureUnit: K
Note: Value should be greater than 0.

Other Formulas to find Specific Weight of Liquid in Piezometer

​Go Specific Weight given Mass Density
S=ρfg
​Go Specific Weight of Fluid
S=wlVT
​Go Specific Weight of Fluid given Specific Gravity
S=Gfϒ s

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

Specific Weight using Equation of State given Absolute Pressure evaluator uses Specific Weight of Liquid in Piezometer = Absolute Pressure by Specific Weight/(Gas Constant*Absolute Temperature of Gas) to evaluate the Specific Weight of Liquid in Piezometer, The Specific Weight using Equation of State given Absolute Pressure formula is defined as a function of Absolute Pressure, Gas Constant and Absolute Temperature of Gas. Specific Weight of Liquid in Piezometer is denoted by S symbol.

How to evaluate Specific Weight using Equation of State given Absolute Pressure using this online evaluator? To use this online evaluator for Specific Weight using Equation of State given Absolute Pressure, enter Absolute Pressure by Specific Weight (Pab'), Gas Constant (R) & Absolute Temperature of Gas (T) and hit the calculate button.

FAQs on Specific Weight using Equation of State given Absolute Pressure

What is the formula to find Specific Weight using Equation of State given Absolute Pressure?
The formula of Specific Weight using Equation of State given Absolute Pressure is expressed as Specific Weight of Liquid in Piezometer = Absolute Pressure by Specific Weight/(Gas Constant*Absolute Temperature of Gas). Here is an example- 0.000724 = 300000/(4.1*101).
How to calculate Specific Weight using Equation of State given Absolute Pressure?
With Absolute Pressure by Specific Weight (Pab'), Gas Constant (R) & Absolute Temperature of Gas (T) we can find Specific Weight using Equation of State given Absolute Pressure using the formula - Specific Weight of Liquid in Piezometer = Absolute Pressure by Specific Weight/(Gas Constant*Absolute Temperature of Gas).
What are the other ways to Calculate Specific Weight of Liquid in Piezometer?
Here are the different ways to Calculate Specific Weight of Liquid in Piezometer-
  • Specific Weight of Liquid in Piezometer=Mass Density of Fluid*Acceleration due to GravityOpenImg
  • Specific Weight of Liquid in Piezometer=Weight of Liquid/VolumeOpenImg
  • Specific Weight of Liquid in Piezometer=Specific Gravity of Fluid*Specific Weight of Standard FluidOpenImg
Can the Specific Weight using Equation of State given Absolute Pressure be negative?
No, the Specific Weight using Equation of State given Absolute Pressure, measured in Specific Weight cannot be negative.
Which unit is used to measure Specific Weight using Equation of State given Absolute Pressure?
Specific Weight using Equation of State given Absolute Pressure is usually measured using the Kilonewton per Cubic Meter[kN/m³] for Specific Weight. Newton per Cubic Meter[kN/m³], Newton per Cubic Centimeter[kN/m³], Newton per Cubic Millimeter[kN/m³] are the few other units in which Specific Weight using Equation of State given Absolute Pressure can be measured.
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