EngiRef / Thermodynamic Constant

Standard Atmosphere

Standard Atmosphere (atm) = 101325 Pa. Standard atmospheric pressure at sea level. A thermodynamic constant in the free EngiRef reference, with 27 more…

thermodynamicatm

Specification

Name
Standard Atmosphere
Symbol
atm
Value
101325
Unit
Pa
Category
thermodynamic
Description
Standard atmospheric pressure at sea level.

Constants

Related constants

Scientific constants

Boltzmann Constant

Exact defined value in SI. Relates temperature to energy.

thermodynamick

Molar Gas Constant

Universal gas constant. R = Nᴀ × k.

thermodynamicR

Stefan-Boltzmann Constant

Blackbody radiation. P = σAT⁴.

thermodynamicσ

Gas Constant for Air

Specific gas constant for dry air.

thermodynamicRₐᵢᵣ

Speed of Light in Vacuum

Exact defined value in SI. Maximum speed in universe.

fundamentalc

Planck Constant

Exact defined value in SI. Relates photon energy to frequency.

fundamentalh