Heat Transfer Nusselt number is the ratio of the None of these Temperature gradient of the wall to that across the entire pipe Temperature difference to the temperature gradient at the wall Heat flux at the wall to that across the entire pipe None of these Temperature gradient of the wall to that across the entire pipe Temperature difference to the temperature gradient at the wall Heat flux at the wall to that across the entire pipe ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Multiple effect evaporators are commonly used in the manufacture of P. Paper Q. Superphosphate R. Sugar S. Fats P and R R and S P and Q P and S P and R R and S P and Q P and S ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer It is not preferable to use superheated steam in evaporators, because of its very high temperature none of the listed here low film co-efficient high pressure high temperature none of the listed here low film co-efficient high pressure ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The local surface conductance for laminar film condensation on vertical surface is (where, t = film thickness) Independent of 't' ∝ t ∝ 1/t ∝ √t Independent of 't' ∝ t ∝ 1/t ∝ √t ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is unimportant in forced convection ? Grashhoff number none of the listed here Prandtl number Reynolds number Grashhoff number none of the listed here Prandtl number Reynolds number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer When vaporisation takes place directly at the heating surface, it is called film boiling vapour binding nucleate boiling all of the listed here film boiling vapour binding nucleate boiling all of the listed here ANSWER DOWNLOAD EXAMIANS APP
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