Previous Year Very Short Questions of RE (DIPLOMA mechanical engineering 5th)

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Refrigeration engineering

Previous year question paper with solutions for Refrigeration engineering

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

These Questions are downloaded from www.brpaper.com You can also download previous years question papers of 10th and 12th (PSEB & CBSE), B-Tech, Diploma, BBA, BCA, MBA, MCA, M-Tech, PGDCA, B-Com, BSc-IT, MSC-IT.

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Very short questions
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  1. ………………… is the ratio between heat extracted and work done.
  2. In SI. unit, one ton of refrigeration is equal to ………………… kJ/min.
  3. The effect of sub –cooling is to ………………… the refrigeration effect.
  4. COP of air compressor refrigerator is ………………… as compared to that of vapour compression refrigerator. (more, less, equal)
  5. ………………… refrigerants are those which directly take part in the refrigeration system.
  6. The refrigerants must possess ………………… latent heat.
  7. Air refrigerator works on ………………… cycle.
  8. A vapour absorption system uses ………………… energy to produce refrigeration.
  9. In lithium-bromide absorption system, ………………… is used as a refrigerant.
  10. The unit of refrigeration is …………………