Heat Transfer What is the absorptivity of a black body? 1 0.95 0.78 1 0.95 0.78 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Reynold's analogy states that (where, St = Stanton number f = friction factor) St = 4f St = f1/2 St = f/4 St = f/2 St = 4f St = f1/2 St = f/4 St = f/2 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The equation, Nst = f/2, is the __________ analogy. Colburn None of these Prandtl Reynolds Colburn None of these Prandtl Reynolds ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In pipe flow, heat is transferred from hot wall to the liquid by Free and forced convection Conduction only Forced convection and conduction Forced convection only Free and forced convection Conduction only Forced convection and conduction Forced convection only ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The capacity of double-effect evaporator is less than half of the capacity of two single effects, each of which is operating over same terminal temperature difference, when the Evaporators opreate at atmospheric pressure Evaporators operate under vacuum Solution has an elevation of boiling point None of these Evaporators opreate at atmospheric pressure Evaporators operate under vacuum Solution has an elevation of boiling point None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Choose the most important factor on which the heat conducted through a wall in a unit time will depend on? Area of the wall perpendicular to heat flow Thickness of the wall Temperature difference between the two surfaces of the wall Material of the wall Area of the wall perpendicular to heat flow Thickness of the wall Temperature difference between the two surfaces of the wall Material of the wall ANSWER DOWNLOAD EXAMIANS APP
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