Hear Transfer Important Questions – HT Imp Qusts

Hear Transfer Important Questions Pdf file – HT Imp Qusts

Please find the attached pdf file of Hear Transfer Important Questions Bank – HT Imp Qusts

Link – HT Question Bank

UNIT – I

1. How does the science of heat transfer differ from the science of thermodynamics?
2. What is the driving force for (a) heat transfer, (b) electric current flow, and
   (c)fluid flow?
3. What is heat flux? How is it related to the heat transfer rate?

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UNIT – II

1. How does transient heat transfer differ from steady heat transfer? How does one-dimensional heat transfer differ from two-dimensional heat transfer?
2. From a heat transfer point of view, what is the difference between isotropic and unisotropic materials?
3. What is heat generation in a solid? Give examples.

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UNIT – III

1. What is forced convection? How does it differ from natural convection? Is convection caused by winds forced or natural convection?
2. What is the physical significance of the Nusselt number?
3. Define incompressible flow and incompressible fluid. Must the flow of a compressible fluid necessarily be treated as compressible?

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UNIT – IV

1. What is the difference between evaporation and boiling?
2. What is the difference between sub cooled and saturated boiling?
3. Name the different boiling regimes in the order they occur in a vertical tube during flow boiling

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UNIT – V

1. Classify heat exchangers according to flow type and explain the characteristics of each type.
2. Classify heat exchangers according to construction type and explain the characteristics of each type.
3. What is a regenerative heat exchanger? How does a static type of regenerative heat exchanger differ from a dynamic type?

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