The Maxwell relation derived from the differential expression for the Helmholtz free energy (dA) is________________?
(A) (∂T/∂V)S = – (∂P/∂S)V
(B) (∂S/∂P)T = – (∂V/∂T)P
(C) (∂V/∂S)P = (∂T/∂P)S
(D) (∂S/∂V)T = (∂P/∂T)V
Specific heat of a gas for a reversible adiabatic process is________________?
(A) Negative
(B) Zero
(C) Infinity
(D) None of these
Heat requirement for decomposition of a compound into its elements is _____________ that is evolved during the formation of that compound from its elements?
(A) The same
(B) Less than
(C) Greater than
(D) Different than
For an ideal gas, the chemical potential is given by______________?
(A) RT d ln P
(B) R d ln P
(C) R d ln f
(D) None of these
The thermodynamic law, PVy = constant, is not applicable in case of______________?
(A) Ideal compression of air
(B) Free expansion of an ideal gas
(C) Adiabatic expansion of steam in a turbine
(D) Adiabatic compression of a perfect gas
During the phase transition, _______________ changes?
(A) Pressure
(B) Volume
(C) Temperature
(D) All A ,
Clausius-Clapeyron equation is applicable to _____________ equilibrium processes?
(A) Solid-vapor
(B) Solid-liquid
(C) Liquid-vapor
(D) All A,
The four properties of a system viz. P, V, T, S are related by ______________ equation?
(A) Gibbs-Duhem
(B) Gibbs-Helmholtz
(C) Maxwell’s
(D) None of these
is desired to bring about a certain change in the state of a system by performing work on the system under adiabatic conditions ?
(A) The amount of work needed is path dependent
(B) Work alone cannot bring out such a change of state
(C) The amount of work needed is independent of path
(D) More information is needed to conclude anything about the path dependence or otherwise of the work needed
Translational kinetic energy of molecules of an ideal gas is proportional to (where, T = absolute temperature of the gas)__________________?
(A) T
(B) √T
(C) T2
(D) 1/√T