Heat Transfer A concentric double pipe heat exchanger as compared to the shell and tube heat exchanger for the same heat load requires More space Less heating surface None of these Lower maintenance cost More space Less heating surface None of these Lower maintenance cost ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With the increase of temperature, the Col-burn jH factor May increase or decrease ; depending on temperature Increases Decreases Remains unchanged May increase or decrease ; depending on temperature Increases Decreases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a heat exchanger, floating head is provided to increase the heat transfer area relieve stresses caused by thermal expansion increase log mean temperature gradient facilitate cleaning of the exchanger increase the heat transfer area relieve stresses caused by thermal expansion increase log mean temperature gradient facilitate cleaning of the exchanger ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Crystallisation of solids from a homogeneous solution is a/an __________ process. None of these Highly endothermic Exothermic Mildly endothermic None of these Highly endothermic Exothermic Mildly endothermic ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer LMTD for counterflow and prallel flow heat exchanger will be the same, when the Outlent temperature of both the hot and cold fluid are same None of these Cold fluid is heated to a certain temperature by condensing steam (isothermal fluid) Outlet temperature of hot fluid is less than the outlet temperature of the cold fluid Outlent temperature of both the hot and cold fluid are same None of these Cold fluid is heated to a certain temperature by condensing steam (isothermal fluid) Outlet temperature of hot fluid is less than the outlet temperature of the cold fluid ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For an ideal black body Reflectivity = 1 Emissivity = 0 Transmissivity = 1 Absorptivity = 1 Reflectivity = 1 Emissivity = 0 Transmissivity = 1 Absorptivity = 1 ANSWER DOWNLOAD EXAMIANS APP
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