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Freon group of refrigerants are

A. Inflammable

B. Toxic

C. Non-inflammable and toxic

D. Nontoxic and non-inflammable

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  3. Most thermostatic expansion valves are set for a superheat of
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  5. The evaporator used in household refrigerators is
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  7. In larger industrial and commercial reciprocating compression systems, refrigerant widely used is
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  17. Where does the lowest temperature occur in a vapour compression cycle?
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  19. If a gas is to be liquefied, its temperature must be
  20. One tonne of refrigeration (1TR) means that the heat removing capacity is
  21. Ammonia absorption refrigeration cycle requires
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  23. Ammonia is
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  28. For proper refrigeration in a cabinet, if the temperature and vapour pressure difference between cabinet…
  29. Dry bulb temperature is the temperature of air recorded by a thermometer, when
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