Heat Transfer In a heat exchanger, one transfer unit means The size of the exchanger in which heat transfer rate is 1 kcal/hr A section of the exchanger in which change in temperature of one stream equals the average driving force in the section Both A and B None of these The size of the exchanger in which heat transfer rate is 1 kcal/hr A section of the exchanger in which change in temperature of one stream equals the average driving force in the section Both A and B None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which type of heat exchanger is preferred for heavy heat loads ? None of the listed here Double pipe Series and parallel set of shell and tube Plate fine None of the listed here Double pipe Series and parallel set of shell and tube Plate fine ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A metal wire of 0.01 m dia and thermal conductivity 200 W/m.K is exposed to a fluid stream with a convective heat transfer coefficient of 100 W/m².K. The Biot number is 5.6 0.0035 0.025 3.5 5.6 0.0035 0.025 3.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a single effect evaporator, the economy is > 1 < 1 None of these 1 > 1 < 1 None of these 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which area is used in case of heat flow by conduction through a cylinder ? Geometric mean area Arithmetic mean area None of the listed here Logarithmic mean area Geometric mean area Arithmetic mean area None of the listed here Logarithmic mean area ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Extremely large or small volumes of fluids are generally best routed through the shell side of a shell and tube heat exchanger, because of the Less corrosion problems High heat transfer co-efficient Low pressure drop Flexibility possible in the baffle arrangement Less corrosion problems High heat transfer co-efficient Low pressure drop Flexibility possible in the baffle arrangement ANSWER DOWNLOAD EXAMIANS APP
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