Previous Year Very Short Questions of RACA (DIPLOMA Mechanical Engineering (RAC) 6th)

RAC Applications

Previous year question paper with solutions for RAC Applications

Our website provides solved previous year question paper for RAC Applications . Doing preparation from the previous year question paper helps you to get good marks in exams. From our RACA question paper bank, students can download solved previous year question paper. The solutions to these previous year question paper are very easy to understand.

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  1. A one ton AC will produce cooling effect of ______ per minute. (211KJ/209 KJ)
  2. The material used to make ice can is ______ sheets. (aluminum /galvanized)
  3. During sensible heating of air, its ______ humidity does not change. (specific/relative)
  4. Core sucking is to ______ impurities in solution in raw water. (remove/add)
  5. The process of separating the ice cake from the walls of can is known as____. (throwing/thawing)
  6. The process of separating the ice cake from the walls of can is known as____. (throwing/thawing)
  7. Due to presence of air, _______ ice is obtained.(transparent/milky)
  8. Central air conditioning is adopted when cooling capacity required is more than___. (15TR/25TR)
  9. The temperature maintained in the brine tank of ice plant_______. (-10o
  10. The growth of food destroying micro-organisms is about _____ times at 10°C than at temperature lower than 4°C. (100/1000)
  11. Liquid ……….is used for refrigeration systems.
  12. The full form of LNG is ………………………………………
  13. ……..refrigerant is generally used in ice plants.
  14. ………………..are the two microorganisms responsible for food spoilage.
  15. ………….,…… and ……… control are the three main requirement of comfort air conditioning.
  16. ………………..materials are used to control Relative Humidity of air in industries
  17. …………..chloride is used for making brine solution.
  18. In civil engineering applications, refrigeration is used for cooling of ………
  19. ……………………. Refrigerant is used in automobile air conditioning systems.
  20. ……………… is the most commonly used refrigerant in cold storage plant.