Thermodynamics Multiple Choice Questions and Answers


11. Water at standard atmospheric conditions .......


   A.Behaves as an ideal gas

   B.Is mostly liquid

   C.Is far above its critical state

   D.Is far below its critical state


✔ View Answer


D.Is far below its critical state

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12. The locus of standard liquid line and standard vapour line meets at........


   A.Boiling point

   B.Critical point

   C.Ice point

   D.Triple point


✔ View Answer


B.Critical point

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13. The enthalpy of dry saturated steam........with the increase in pressure


   A.Decreases

   B.Increases

   C.Remains constant

   D.All of thr above


✔ View Answer


A.Decreases

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14. The specific volume of water when heated from 00C........


   A.Increases steadily

   B.Decreases steadily

   C.First increases then decreases

   D.First decreases then increases


✔ View Answer


D.First decreases then increases

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15. The amount of heat absorbed to evaporate 1 kg of water from its saturation temperature,without change of temperature, is called........


   A.Sensible heat of water

   A.Latent heat of vaporisation

   C.Enthalpy of steam

   D.Entropy of steam


✔ View Answer


B.Latent heat of vaporisation

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