Prove that isothermal elasticity of a gas is equal to itd pressure
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Hiii...
For isothermal process
PV = K ................(1) [ T = Constant ]
differentiating equation (1) [ K = nRT = Constant ]
Pdv + vdp = 0
=>pdv= - v dp
=>p = -vdp/dv
=> p = -B
(B-bulk modulus)
Hence, isothermal elasticity is equal to pressure.
Hope it helps....
For isothermal process
PV = K ................(1) [ T = Constant ]
differentiating equation (1) [ K = nRT = Constant ]
Pdv + vdp = 0
=>pdv= - v dp
=>p = -vdp/dv
=> p = -B
(B-bulk modulus)
Hence, isothermal elasticity is equal to pressure.
Hope it helps....
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