Heat Transfer The purpose of floating head in a heat exchanger is to Avoid buckling of tubes Provide support for tubes Decrease the pressure drop Facilitate its lengthening, if needed Avoid buckling of tubes Provide support for tubes Decrease the pressure drop Facilitate its lengthening, if needed ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer efficiency leading of energy conservation in a heat exchanger can be achieved by Keeping the heat transfer surface clean Increasing the tube length None of these Enhancing the fluid pumping rate Keeping the heat transfer surface clean Increasing the tube length None of these Enhancing the fluid pumping rate ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The Nusselt number for fully developed (both thermally and hydrodynamically) laminar flow through a circular pipe whose surface temperature remains constant is 88.66 3.66 1.66 Dependent on NRe only 88.66 3.66 1.66 Dependent on NRe only ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The heat transfer co-efficient in film type condensation is __________ that for dropwise condensation. Greater than Half Is same as Lower than Greater than Half Is same as Lower than ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer 1 BTU/hr.ft.°F is equal to __________ kcal/hr. m.°C. None of these 4.88 1.49 1 None of these 4.88 1.49 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer (NRe.NPr)(D/L) is called the __________ number Peclet Graetz None of these Stanton Peclet Graetz None of these Stanton ANSWER DOWNLOAD EXAMIANS APP
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