Heat Transfer The dimensionless group in mass transfer that is equivalent to Prandtl number in heat transfer is Nusselt number Sherwood number Schmidt number Stanton number Nusselt number Sherwood number Schmidt number Stanton number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In an extended surface heat exchanger, fluid having lower co-efficient Flows through the tube Flows outside the tubes Can flow either inside or outside the tubes Should not be used as it gives very high pressure drop Flows through the tube Flows outside the tubes Can flow either inside or outside the tubes Should not be used as it gives very high pressure drop ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For what value of Prandtl number, St = f/2? 1.5 2 > 1 1 1.5 2 > 1 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The absorptivity of a grey body at a given temperature __________ with increasing wavelength of radiation. Increases Decreases Remains constant May increase or decrease ; depends on the material Increases Decreases Remains constant May increase or decrease ; depends on the material ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The characteristic dimensionless groups for heat transfer to a fluid flowing through a pipe in laminar flow are Nu, Gz Nu, Pr, Re Re.Gz Nu, Pr Nu, Gz Nu, Pr, Re Re.Gz Nu, Pr ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, the tube side heat transfer co-efficient just at the entrance of the tube is Infinity Zero Same as average heat transfer co-efficient for tube side None of these Infinity Zero Same as average heat transfer co-efficient for tube side None of these ANSWER DOWNLOAD EXAMIANS APP
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