Heat Transfer Which of the following forced convection heat transfer equation accounts for the liquid viscosity effect for viscous liquids? None of these Sieder-Tate equation Dittus-Boeltier equation Nusselt equation None of these Sieder-Tate equation Dittus-Boeltier equation Nusselt equation ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer An evaporator while concentrating an aqueous solution from 10 to 40% solids evaporates 30000 kg of water. The amount of solids handled by the system in kg is 3000 9000 4000 4600 3000 9000 4000 4600 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Nusselt number (for forced convection heat transfer) is a function of the __________ number. None of the listed here Reynolds Prandtl Both Reynolds & Prandtl None of the listed here Reynolds Prandtl Both Reynolds & Prandtl ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer It is not preferable to use superheated steam in evaporators, because of its very high pressure none of the listed here low film co-efficient high temperature high pressure none of the listed here low film co-efficient high temperature ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The film co-efficient is decreased due to the presence of non-condensing gases in the vapors. The film co-efficient of superheated vapor as compared to that of saturated vapor is Some Less More Either more or less ; depends on the nature of vapor Some Less More Either more or less ; depends on the nature of vapor ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following has maximum thermal conductivity? Iron Coal Tar Nitrogen Iron Coal Tar Nitrogen ANSWER DOWNLOAD EXAMIANS APP
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