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7 results for “atm”

Formulae (7)

a = 38.94\sqrt{T}

Local speed of sound (kt) as a function of absolute air temperature (Kelvin).

T = 15 - 1.98\left(\dfrac{h}{1000}\right)

Standard atmosphere temperature decreases about 2°C per 1000 ft up to the tropopause.

DA = PA + 120(OAT - ISA)

Pressure altitude corrected for temperature.

P = P_0 e^{-\frac{Mgh}{RT}}

Atmospheric pressure as a function of altitude.

f_1 \approx \frac{c}{2\pi R_E}

Fundamental electromagnetic resonance of the Earth.

\text{Pa} = \text{atm} \times 101325

Convert atmospheres to pascals.

Pa = atm \times 101325

Convert atmospheres to pascals.