Mechanical Engineering Mcqs

In convection heat transfer from hot flue gases to water tube, even though flow may be turbulent, a laminar flow region (boundary layer of film) exists close to the tube. The heat transfer through this film takes place by___________________?

(A)  convection

(B)  radiation

(C)  conduction

(D)  both convection and conduction

(E)  none of the above

Submitted By :Ali Uppal

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