Heat Transfer Open pan evaporators are preferred to be used, when the solution to be concentrated is Highly viscous Scaling Salty Corrosive Highly viscous Scaling Salty Corrosive ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In pipe flow, heat is transferred from hot wall to the liquid by Forced convection and conduction Forced convection only Conduction only Free and forced convection Forced convection and conduction Forced convection only Conduction only Free and forced convection ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer by __________ may not necessarily require the presence of a medium radiation natural convection coduction none of the listed here radiation natural convection coduction none of the listed here 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' ∝ 1/t ∝ t ∝ √t Independent of 't' ∝ 1/t ∝ t ∝ √t ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The ratio of the total emissive power to the absorptivity for all bodies is same at ther-mal equilibrium. This is __________ law. Kirchoffs Stefan-Boltzman Planck's Wien's displacement Kirchoffs Stefan-Boltzman Planck's Wien's displacement ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Value of Nusselt number [Nu = (hD/k)] for the heat transfer by conduction from a droplet or a spherical particle to a surrounding stagnant film is 0.5 10 2 100 0.5 10 2 100 ANSWER DOWNLOAD EXAMIANS APP
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