Exam preparation MCQs with answers

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An irreversible process____________________?
  • (A)  Is the analog of linear frictionless motion in machines
  • (B)  Is an idealised visualisation of behaviour of a system
  • (C)  Yields the maximum amount of work
  • (D)  Yields an amount of work less than that of a reversible process
Ideal refrigeration cycle is____________________?
  • (A)  Same as Carnot cycle
  • (B)  Same as reverse Carnot cycle
  • (C)  Dependent on the refrigerant’s properties
  • (D)  The least efficient of all refrigeration processes
Cv for an ideal gas__________________?
  • (A)  Does not depend upon temperature
  • (B)  Is independent of pressure only
  • (C)  Is independent of volume only
  • (D)  Is independent of both pressure and volume