Heat Transfer Prandtl number for most of dry gases is about 0.72 0.001 150 70 0.72 0.001 150 70 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A concentric double pipe heat exchanger as compared to the shell and tube heat exchanger for the same heat load requires Lower maintenance cost More space None of these Less heating surface Lower maintenance cost More space None of these Less heating surface ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube type heat exchanger, the floating tube bundle heat arrangement is used In high range of temperature differences In low range of temperature differences Because of its low cost To prevent corrosion of the tube bundles In high range of temperature differences In low range of temperature differences Because of its low cost To prevent corrosion of the tube bundles ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Maximum heat transfer rate is achieved in __________ flow. Turbulent Counter-current Co-current Laminar Turbulent Counter-current Co-current Laminar ANSWER DOWNLOAD EXAMIANS APP
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 Nusselt equation Dittus-Boeltier equation None of these Sieder-Tate equation Nusselt equation Dittus-Boeltier equation ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Multiple effect evaporation is generally recommended, when the Evaporation on small scale is to be done Fuel is cheaply available Large scale evaporation of liquor is needed Corrosive liquids are to be concentrated Evaporation on small scale is to be done Fuel is cheaply available Large scale evaporation of liquor is needed Corrosive liquids are to be concentrated ANSWER DOWNLOAD EXAMIANS APP
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