Civil engineering

=-1 ar2 Example 11.1 (a) Derive the equation ac (22v ap (b) Prove that of an ideal gas is a function of T only. (c) In the case of a gas obeying the equation of state pv = 1 + B'p RT where B' is a function of T only, show that C=- TP - (B'T)+(Co where (Co), is the value at very low pressures. d2 dt 2