- (A) The energy change of a system undergoing any reversible process is zero
- (B) It is not possible to transfer heat from a lower temperature to a higher temperature
- (C) The total energy of system and surrounding remains the same
- (D) None of the above
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- (A) Less
- (B) More
- (C) Same
- (D) More or less depending upon the extent of work done
- (A) Virial co-efficients are universal constants
- (B) Virial co-efficients ‘B’ represents three body interactions
- (C) Virial co-efficients are function of temperature only
- (D) For some gases, Virial equations and ideal gas equations are the same
- (A) Air cycle
- (B) Carnot cycle
- (C) Ordinary vapor compression cycle
- (D) Vapor compression with a reversible expansion engine
- (A) Oxygen
- (B) Nitrogen
- (C) Air
- (D) Hydrogen
- (A) Latent heat of vaporisation
- (B) Chemical potential
- (C) Molal boiling point
- (D) Heat capacity
- (A) μ = (∂P/∂T)H
- (B) μ = (∂T/∂P)H
- (C) μ = (∂E/∂T)H
- (D) μ = (∂E/∂P)H
- (A) Enthalpy remains constant
- (B) Entropy remains constant
- (C) Temperature remains constant
- (D) None of these
- (A) Zero
- (B) Unity
- (C) Infinity
- (D) An indeterminate value
- (A) Process must be isobaric
- (B) Temperature must decrease
- (C) Process must be adiabatic
- (D) Both
