Heat Transfer To reduce the tube side pressure drop for the same flow rate, the heat exchanger recomended is 1-1 heat exchanger 2-4 heat exchanger 1-2 heat exchanger 3-2 heat exchanger 1-1 heat exchanger 2-4 heat exchanger 1-2 heat exchanger 3-2 heat exchanger ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For concentrating an aqueous solution of a material like anhydrous Na₂SO₄, whose solubility decreases with rise in temperature, the most suitable evaporator is a __________ evaporator. High pressure None of these Vacuum Backward feed High pressure None of these Vacuum Backward feed ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For flow over a flat plate, the ratio of thermal boundary layer thickness, 'xt' and hydrodynamic boundary layer thickness 'x' is equal to (where, NPr = Prandtl number) NPr1/3 NPr-1/3 NPr-1 NPr NPr1/3 NPr-1/3 NPr-1 NPr ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Economy of an evaporator is influenced by the Number of effect Both B & C Steam pressure Feed temperature Number of effect Both B & C Steam pressure Feed temperature ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Air is best heated with steam in a heat exchanger of double pipe type with fin on steam side plate type shell and tube type double pipe type with fin on air side double pipe type with fin on steam side plate type shell and tube type double pipe type with fin on air side ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Condensing film co-efficient for steam on horizontal tubes ranges from 5000 to 15000 Kcal/hr.m² .°C. Condensation of vapor is carried out inside the tube in a shell and tube heat exchanger, when the Lower pressure drop through the exchanger is desired Higher condensing film co-efficient is desired Temperature of the incoming vapor is very high Condensate is corrosive in nature Lower pressure drop through the exchanger is desired Higher condensing film co-efficient is desired Temperature of the incoming vapor is very high Condensate is corrosive in nature ANSWER DOWNLOAD EXAMIANS APP
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