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Suppose water is there in a pot. It is being heated continuously untill formation of superheated steam. What is the temperature profile of water?. What is the temperature profile of the pot?.Imagine pot is heated from bottom.1 1771
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 3550
What is the difference between torque and moment?. is there any difference between pressure ans stress?.6 8495
Stress will produce strain or will strain produce stress?. How do you explain?.4 13525
Two pumps connected in series , what will be the shape of QH curve ?. What will be the shape if they are in parallel.1 1885
Why stainless steel is corrosion resistant?. What is stress corrosion cracking?.6 7160
How will you size a pipe?. What is Darcy's formula?. From where you will get friction factor "f" ?. In darcy formula substitute f = 16/Re and now you see hf proportional to V instead of V square. How do you explain?.1373
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