Home

Ammonia is

Share latest video status. Download from playstore now!

A. Non-toxic

B. Non-inflammable

C. Toxic and non-inflammable

D. Highly toxic and inflammable

Share this question with your friends

Correct Answer : D.


Download Objective type questions of Refrigeration & Air-Conditioning PDF

Get all objective type questions of Refrigeration & Air-Conditioning MCQ

Related Questions

  1. Vapour compression refrigeration is somewhat like
  2. A mixture of dry air and water vapour, when the air has diffused the maximum amount of water vapour…
  3. Allowable pressure on high pressure side or ammonia absorption system is of the order of
  4. A refrigerant with the highest critical pressure is
  5. The wet bulb temperature at 100% relative humidity is ________ dry bulb temperature.
  6. During heating and humidification, the final relative humidity of air
  7. A reversible engine has ideal thermal efficiency of 30%. When it is used as a refrigerating machine…
  8. Which of the following statement is correct?
  9. The capacity of a domestic refrigerator is in the range of
  10. Dry bulb temperature is the temperature of air recorded by a thermometer, when
  11. Rick up the incorrect statement
  12. Which of the following statement is wrong?
  13. One ton refrigeration corresponds to
  14. During dehumidification process, the relative humidity
  15. In a vapour compression system, the condition of refrigerant before passing through the condenser is
  16. During sensible heating of air _________ decreases.
  17. The wet bulb temperature during sensible cooling of air
  18. A Bell Coleman refrigerator working on dense air system as compared to open air system, for the same…
  19. For obtaining high COP, the pressure range of compressor should be
  20. A condenser of refrigeration system rejects heat at the rate of 120 kW, while its compressor consumes…
  21. A pressure gauge on the discharge side of a refrigerant compressor reads too high. The reasons will…
  22. The temperature of air recorded by a thermometer, when it is not affected by the moisture present in…
  23. Which of the following refrigerant has the lowest boiling point?
  24. A vapour absorption refrigeration system
  25. The evaporator used in household refrigerators is
  26. The emissivity of a polished silver body is __________ as compared to black body.
  27. Superheating in a refrigeration cycle
  28. The freezing point of sulphur dioxide is
  29. In vapour compression cycle the condition of refrigerant is superheated vapour
  30. The refrigerant used for absorption refrigerators working on heat from solar collectors is a mixture…

Please do not use chat terms. Example: avoid using "grt" instead of "great".

Submit
Load More..

Also checkout these categories

Alligation or Mixture MCQ Classifications of Animal Kindom MCQ Engineering Drawing MCQ Biological Classification MCQ Computer Fundamental MCQ Tumors of the prostate MCQ Angiosperms (Inflorescence, Flower and Fruit) MCQ Rearrangement Set 3 MCQ Problems on Trains MCQ Urology Basic Science MCQ Concrete Technology and Design MCQ Analogy MCQ