What is the importance of Prandtl Number in heat transfer?. Compare the prandtl numbers of Air, water and Liquid metal. If prandtl number is more what do you understand?. Will you provide fins to enhance heat transfer when prandtl number is less?.

1 Answers   IGCAR,

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What is the difference between isentropic process and throttlinglprocess ?

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Wasco Interview 1-the type of transducer that convert mechanical movement into a voltage 2-pump 2500 psi and 100 MG select it 3-modes of heat transfer 4-the difference bet PSIA and PSIG 5-the function of relief valve and no return valve (check valve ) 6-types of bearing general catogires 7-function of bearing 8-compressor surge 9-pump cavitation 10-define critical speed 11-compression ratio decease volumetric ratio ........... 12-using inter-cooling in multi stage compressors to ....... 13-using cascade system in refrigerator function ? 14-define performance and efficiency .

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PLEASE PROVIDE ME PAPER ALONG WITH QUESTION THAT ARE ASKED IN ENTRANCE EXAM EVERY YEAR/

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what is the difference between suction lift & suction head?

4 Answers   NTPC,

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Do you work for many hours each day?

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How much should be the minimum and maximum suction and discharge pressure of screw chiller plant.

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the compression ratio of petrol engine is always less than c.r. of deseal engine why?

3 Answers  

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What is the difference between newtonian and non-newtonian fluids?

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what is the abrivation of GE- 9FA and 9E gas turbines

13 Answers   Facebook, Google, LinkedIn, Pinterest, Sunfeast, Twitter,

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a rollin mill is spacified by

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for under water excavation works, can i have some standard codes and specifications(international)

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