Question

Convection 1. Describe the factors that affect the value of the convection coefficient 2. Explain why and how velocity and thermal boundary layers form 3. Explain how turbulence enhances convection heat transfer 4. Describe the significance of the Reynold's number, Nusselt number, and the Prandtl number 5. List common situations where external convection occurs 6. Explain the importance of the film temperature and use it to specify thermophysical properties of a fluid 7. Explain the significance of boundary layer separation for convection heat transfer 8. Describe the features of the entrance region and fully developed regions 9. Compare and contrast the free-stream conditions in external flow to the mean conditions in internal flow 1o. Explain why the mean temperature changes along the axial direction in internal convection. 11. Explain the conditions for applying the fully developed assumption

Explain

Answer 1

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