Chapter:-08,09,10_BME_Assignment_namodi



  Chapter:8                                                                                                                                  Pumps
  1. With neat sketch explain construction and working of gear pump and screw pump. (04) (Summer 2018) (Winter 2017)
  2. What is priming? Why it is required in centrifugal pump but not in reciprocating pump. (03) (Summer 2017)
  3. With neat sketch explain in brief the working of Vane pump. (03) (Summer 2016)
  4. Differentiate between reciprocating pump and centrifugal pump.(04) (Winter 2017)



Chapter: 9                                                                                                                   Air Compressors
  1.      What are the applications of air compressor? Derive an expression of work done for single stage single acting reciprocating air compressor without clearance. (07) (Summer 2018)
  2.    In air compressor, air enters at 1.013 bar and 270C having volume of 5 m3/ kg and it is compressed to 12 bar isothermally. Determine (i) work done (ii) heat transfer, and (iii) change in internal energy. (07) (Summer 2017)
  3.       What is compressor? Give the classification of Rotary Compressors. (04) (Summer 2017)
  4.       How the air compressors are classified based on different criteria. (04) (Summer 2016)


Chapter:10                                                                                   Refrigeration and Air Conditioning
  1.       Define: One Ton Refrigeration, COP  (Summer 2018,2016)
  2.       Make comparison between vapour compressions and vapour absorption system. (03) (Summer 2018)
  3.       Explain Vapor Compression Refrigeration system with neat sketch. Also draw p-h and T-s diagram for the same. (07) (Summer 2017,2016)
  4.       With neat sketch explain construction and working of split air conditioner. (07) (Winter 2017)




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