Arun
Last Activity: 6 Years ago
Isothermal bulk modulus is ratio of volumetric stress to volumetric strain at constant temperature i.e.,
B = – dP/ (dV/V) = – V (dP / dV)T
Differentiate the ideal gas equation, PV = nRT at constant T to get
(dP/dV)T = – P/V
substitute dP/dV from second equation into first equation to get B = P