Specific Volume The ratio of total volume of air to its mass. RaTa να-Vα РaVa RaTa RaTa V = m Ра (Pt – Pv) Where: v = specific volume, m³ /kga.a 3 m = mass of dry air, kg partial pressure of dry air (Pt – Pv), kPaa Ta = absolute dry air temperature,°K Ра — Ra = gas constant of dry air, kJ /kg°K 0.28708 kJ /kg°K =

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
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Can you explain how did he come up with the formula and explain the formula

Specific Volume
The ratio of total volume of air to its mass.
RaTa
να-Vα
РaVa
RaTa
RaTa
V =
m
Ра
(Pt – Pv)
Where:
v = specific volume, m³ /kga.a
3
m = mass of dry air, kg
partial pressure of dry air (Pt – Pv), kPaa
Ta = absolute dry air temperature,°K
Ра —
Ra = gas constant of dry air, kJ /kg°K
0.28708 kJ /kg°K
=
Transcribed Image Text:Specific Volume The ratio of total volume of air to its mass. RaTa να-Vα РaVa RaTa RaTa V = m Ра (Pt – Pv) Where: v = specific volume, m³ /kga.a 3 m = mass of dry air, kg partial pressure of dry air (Pt – Pv), kPaa Ta = absolute dry air temperature,°K Ра — Ra = gas constant of dry air, kJ /kg°K 0.28708 kJ /kg°K =
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