(c) (), (ii) and (iv) (d) all are correct 58. incorrect statement from the givén statement is (a) in adiabatic free expansion, internal energy remains constant

(c) (), (ii) and (iv) (d) All are correct 58. Incorrect statement from the givén statement is (a) In adiabatic free expansion, internal energy remains constant (b) The ratio of Cp and Cy for ideal gas is dependent on temperature only (c) The difference between heat capacity for ideal gas is not function of temperature (d) in case of van der wall gas Cp is independent of pressure and dependent on temperarurc 59. lf a gas obey the van der wall equation of state the ratio of (C.-C).and (C.-Cd