Heat Transfer Quiz 01

by The Engineering Concepts ·

Results next #1. For heat flow through very thick walled cylinder, use____mean radius. arithmetic logarithmic geometric either (a) or (c) next #2. Choose the correct equation. Nu = (Re) (Pr) (Gz) Nu = (Re) (Pr) (St) Nu = (Re)(Pr) Nu = (Pr)(St) next #3. Which of the following has maximum thermal conductivity at the same temperature? Steel Petrol Air All have the same conductivity next #4. When vaporisation takes place directly at the heating surface, it is called film boiling nucleate boiling vapour binding none of these next #5. Fourier’s law applies to the heat transfer by convection radiation conduction all (a), (b) & (c) finish

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  Heat Transfer Quiz 02

   by The Engineering Concepts · Published