Thermodynamics Multiple Choice Questions and Answers

16. Superheated vapour behaves.......

   A.Exactly as gas

   B.As steam

   C.As ordinary vapour

   D.Approximatly as a gas

17. According to kinetic theory of gases,the absolute zero teperature is attained when........

   A.Volume of gas is zero

   B.Pressure of the gas is zero

   C.Kinetic energy of the molecules is zero

   D.Specific heat of gas is zero

18. The unit of pressure in S.I. unit is........

   A.Kg/cm²

   B.mm of water column

   C.Pascal

   D.Bars

19. The pressure of a gas in terms of its mean kinetic energy per unit volume E is equal to........

   A.E/3

   B.E/2

   C.3E/4

   D.2E/3

20. No liquid can exist as liquid at........

   A.-273⁰ K

   A.Vacuum

   C.Zero pressure

   D.Center of earth

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