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The human body feels comfortable when the heat stored in the body is

A. Positive

B. Negative

C. Zero

D. None of these

Correct Answer : C.


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  1. Presence of moisture in a refrigerant affects the working of
  2. Where does the lowest temperature occur in a vapour compression cycle?
  3. In aircraft, air refrigeration Cycle is used because of
  4. In air-conditioning of aeroplanes, using air as a refrigerant, the cycle used is
  5. The vapour compression refrigerator employs the following cycle
  6. Chaperon equation is a relation between
  7. The sensible heat factor during cooling and dehumidification process is given by (where h₁ =…
  8. In vapour compression cycle, the condition of refrigerant is high pressure saturated liquid
  9. In a vapour compression refrigeration system, a throttle valve is used in place of an expander because
  10. Efficiency of a Carnot engine is given as 80%. If the cycle direction be reversed, what will be the…
  11. Which of the following refrigerant has the lowest freezing point?
  12. The refrigerant widely used in domestic refrigerators is
  13. Vapour compression refrigeration is somewhat like
  14. During cooling and dehumidification, dry bulb temperature
  15. The C.O.P. of a Carnot refrigerator in winter will be _________ as compared to C.O.P. in summer.
  16. An infinite parallel planes with emissivities e₁ and e₂, the interchange factor for radiation…
  17. The ratio of heat extracted in the refrigerator to the work-done on the refrigerant is called
  18. The vertical and uniformly spaced lines on a psychrometric chart indicates
  19. The reduced ambient air cooling system has
  20. Bell Coleman cycle is a
  21. The specific humidity during cooling and dehumidification
  22. The relative coefficient of performance is
  23. The human body feels comfortable when the heat stored in the body is
  24. Air refrigerator works on
  25. In a domestic refrigerator, a capillary tube controls the flow of refrigerant from the
  26. The operating pressure for refrigerating units using R-12 as a refrigerant is
  27. The wet bulb temperature at 100% relative humidity is ________ dew point temperature.
  28. The temperature of air recorded by a thermometer, when its bulb is surrounded by a wet cloth exposed…
  29. As relative humidity decreases, the dew point temperature will be ________ wet bulb temperature.
  30. Pick up the wrong statement. A refrigerant should have