Heat Transfer Leidenfrost point is a term concerned with the Concentration of a corrosive solution by evaporation Condensation of the saturated vapor on a cold surface Boiling of a liquid on a hot surface Heat transfer between two highly viscous liquids Concentration of a corrosive solution by evaporation Condensation of the saturated vapor on a cold surface Boiling of a liquid on a hot surface Heat transfer between two highly viscous liquids ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The range of electromagnetic spectrum important in heat transfer by radiation is __________ microns. 0.38-0.78 100-1000 5-50 0.5-50 0.38-0.78 100-1000 5-50 0.5-50 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following has the minimum absorptivity? Coal dust Refractory bricks Aluminium foil Iron plates Coal dust Refractory bricks Aluminium foil Iron plates ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a parallel flow heat exchanger, if the outlet temperature of hot and cold fluids are the same, then the log mean temperature difference (LMTD) is Minimum Infinity Maximum Zero Minimum Infinity Maximum Zero ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For what value of Prandtl number, the Col-burn analogy is valid ? l to 50 1 to 103 0.6 to 120 0.06 to 120 l to 50 1 to 103 0.6 to 120 0.06 to 120 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The heat transfer co-efficient in film type condensation is __________ that for dropwise condensation. Lower than Is same as Greater than Half Lower than Is same as Greater than Half ANSWER DOWNLOAD EXAMIANS APP
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