MECE 4364 Heat TransferProf. Dong LiuDepartment of Mechanical EngineeringUniversity of Houston1Lecture 18 Oct 19, 2010Lecture 18Quiz 31.What is the physical interpretation of the Biot number?2.What is the physical interpretation of the Fourier number?3.Is the lumped capacitance method likely to be more applicable for cooling a hot solid made of copper or aluminum?4.What is the unit of convection heat transfer coefficient? 5.How does the velocity boundary layer thickness vary with distance from the leading edge for laminar flow over a flat plate?2
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