Mithila Muthamma PA
Coorg Institute of Technology (CIT), Coorg
Mithila Muthamma PA has created this Calculator and 500+ more calculators!
Himanshi Sharma
Bhilai Institute of Technology (BIT), Raipur
Himanshi Sharma has verified this Calculator and 500+ more calculators!

5 Other formulas that you can solve using the same Inputs

Dalton‘s Law Considering the effect of wind
Evaporation from water body (mm/day) =Constant kl for a given area*(Saturated Vapour Pressure of water-Vapour Pressure of Air)*(Constant 'a' for given Area+Constant 'b' for given Area*Wind Velocity) GO
Rohwer‘s formula
Evaporation from water body (mm/day) =0.771*(1.465-0.00073*Atmospheric Pressure)*(0.44+0.0733*Mean Wind Velocity)*(Saturation Vapour Pressure at Water Surface-Vapour Pressure of Air) GO
Meyer‘s formula
Evaporation from water body (mm/day) =Coefficient accounting for other factors*(Saturation Vapour Pressure at Water Surface-Vapour Pressure of Air)*(1+Mean Wind Velocity/16) GO
Vapour Pressure of water at a given temperature when Evaporation given in Dalton's Law
Saturated Vapour Pressure of water=(Evaporation from water body (mm/day) /Proportionality Constant )+Vapour Pressure of Air GO
Vapour Pressure of air when Evaporation is given in Dalton's law
Vapour Pressure of Air=Saturated Vapour Pressure of water-(Evaporation from water body (mm/day) /Proportionality Constant ) GO

5 Other formulas that calculate the same Output

Evaporation from Energy Budget Method
Evaporation from water body (mm/day) =(Net Heat received by the Water Surface-Heat Flux into the Ground-Head stored in Water Body-Net Heat Conducted out system by Water Flow)/(Water Density*Latent Heat of Evaporation*(1+Bowen’s Ratio)) GO
Dalton‘s Law Considering the effect of wind
Evaporation from water body (mm/day) =Constant kl for a given area*(Saturated Vapour Pressure of water-Vapour Pressure of Air)*(Constant 'a' for given Area+Constant 'b' for given Area*Wind Velocity) GO
Rohwer‘s formula
Evaporation from water body (mm/day) =0.771*(1.465-0.00073*Atmospheric Pressure)*(0.44+0.0733*Mean Wind Velocity)*(Saturation Vapour Pressure at Water Surface-Vapour Pressure of Air) GO
Meyer‘s formula
Evaporation from water body (mm/day) =Coefficient accounting for other factors*(Saturation Vapour Pressure at Water Surface-Vapour Pressure of Air)*(1+Mean Wind Velocity/16) GO
Evaporation when Precipitation is known.
Evaporation from water body (mm/day) =Precipitation-Surface Runoff GO

Dalton's Law of Evaporation Formula

Evaporation from water body (mm/day) =Proportionality Constant *(Saturated Vapour Pressure of water-Vapour Pressure of Air)
E=k*(ew-ea)
More formulas
Vapour Pressure of water at a given temperature when Evaporation given in Dalton's Law GO
Vapour Pressure of air when Evaporation is given in Dalton's law GO
Dalton‘s Law Considering the effect of wind GO
Formula for Pan coefficient GO

What is Dalton's Law of Evaporation?

Dalton's Law of Evaporation states that the rate of evaporation is proportional to the difference between saturation vapor pressure at water temperature(ew) and actual vapor pressure in the air (ea)

How to Calculate Dalton's Law of Evaporation?

Dalton's Law of Evaporation calculator uses Evaporation from water body (mm/day) =Proportionality Constant *(Saturated Vapour Pressure of water-Vapour Pressure of Air) to calculate the Evaporation from water body (mm/day) , The Dalton's Law of Evaporation formula is states that Evaporation is proportional to the difference in vapour pressures of water and air. . Evaporation from water body (mm/day) and is denoted by E symbol.

How to calculate Dalton's Law of Evaporation using this online calculator? To use this online calculator for Dalton's Law of Evaporation, enter Proportionality Constant (k), Saturated Vapour Pressure of water (ew) and Vapour Pressure of Air (ea) and hit the calculate button. Here is how the Dalton's Law of Evaporation calculation can be explained with given input values -> 0 = 2*(50000-50000).

FAQ

What is Dalton's Law of Evaporation?
The Dalton's Law of Evaporation formula is states that Evaporation is proportional to the difference in vapour pressures of water and air. and is represented as E=k*(ew-ea) or Evaporation from water body (mm/day) =Proportionality Constant *(Saturated Vapour Pressure of water-Vapour Pressure of Air). Proportionality Constant k is the ratio between two directly proportional quantities, Saturated Vapour Pressure of water and Vapour Pressure of Air to the standard atmospheric pressure. .
How to calculate Dalton's Law of Evaporation?
The Dalton's Law of Evaporation formula is states that Evaporation is proportional to the difference in vapour pressures of water and air. is calculated using Evaporation from water body (mm/day) =Proportionality Constant *(Saturated Vapour Pressure of water-Vapour Pressure of Air). To calculate Dalton's Law of Evaporation, you need Proportionality Constant (k), Saturated Vapour Pressure of water (ew) and Vapour Pressure of Air (ea). With our tool, you need to enter the respective value for Proportionality Constant , Saturated Vapour Pressure of water and Vapour Pressure of Air and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Evaporation from water body (mm/day) ?
In this formula, Evaporation from water body (mm/day) uses Proportionality Constant , Saturated Vapour Pressure of water and Vapour Pressure of Air. We can use 5 other way(s) to calculate the same, which is/are as follows -
  • Evaporation from water body (mm/day) =Constant kl for a given area*(Saturated Vapour Pressure of water-Vapour Pressure of Air)*(Constant 'a' for given Area+Constant 'b' for given Area*Wind Velocity)
  • Evaporation from water body (mm/day) =Coefficient accounting for other factors*(Saturation Vapour Pressure at Water Surface-Vapour Pressure of Air)*(1+Mean Wind Velocity/16)
  • Evaporation from water body (mm/day) =0.771*(1.465-0.00073*Atmospheric Pressure)*(0.44+0.0733*Mean Wind Velocity)*(Saturation Vapour Pressure at Water Surface-Vapour Pressure of Air)
  • Evaporation from water body (mm/day) =Precipitation-Surface Runoff
  • Evaporation from water body (mm/day) =(Net Heat received by the Water Surface-Heat Flux into the Ground-Head stored in Water Body-Net Heat Conducted out system by Water Flow)/(Water Density*Latent Heat of Evaporation*(1+Bowen’s Ratio))
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