Articles Posted in the " Refrigerants " Category

  • FILL IN THE BLANKS FOR REFRIGERANTS

    FILL IN THE BLANKS FOR REFRIGERANTS

      FILL IN THE BLANKS FOR REFRIGERANTS The gas which is a working substance in a refrigerating system is called the ————————-. Refrigerant is used for producing———————in the evaporator. The chemical formula for R-22 is———————————. The gas which serves as a medium of transferring heat from one place to ——is called refrigerant. Ammonia boils at […]



  • * Multiple Choice Questions (mcq)  on Refrigeration — Refrigerant Leakage

    * Multiple Choice Questions (mcq) on Refrigeration — Refrigerant Leakage

    Multiple Choice Questions (mcq)  on Refrigeration Refrigerant Leakage Universal method of refrigerant leak detection is (a) Halide leak detector (b) Electronic leak detector (c) Soap solution method (d) None (Ans:c) Which method of refrigerant leak detection is valid for Ammonia (a) Halide leak detector (b) Electronic leak detector (c) Soap solution method (d) None (Ans:c) […]


  • * Multiple Choice Questions (mcq) On Refrigeration—Refrigerants

    * Multiple Choice Questions (mcq) On Refrigeration—Refrigerants

    Multiple Choice Questions (mcq) On Refrigeration—Refrigerants  Refrigerant used should be such that its normal boiling point is (a) Greater than the temperature required (b) Less than the temperature required (c) Equal to the temperature required (d) None (Ans:b) Pressure of refrigerant in the evaporator should be (a) Equal to the atmospheric pressure (b) Less than […]






  • * Refrigerants – 2— Selection of a Refrigerant for a Particular Application

    * Refrigerants – 2— Selection of a Refrigerant for a Particular Application

    Refrigerants-2–Selection of a Refrigerant for a Particular Application A single refrigerant cannot be applied to all the applications because all the desireable properties are not possesed by any single substance over a wide range of temperature applications. Therefore selection is made based on the best combination of properties possesed by a refrigerant for a particular […]