Heat Transfer In case of parallel flow heat exchanger, the lowest temperature theoretically attainable by the hot fluid is __________ the outlet temperature of the cold fluid. Less than Either more or less than (depending upon the fluid) Equal to More than Less than Either more or less than (depending upon the fluid) Equal to More than ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Shell side pressure drop in a shell and tube heat exchanger does not depend upon the None of these Viscosity, density & mass velocity of shell side fluid Tube diameter & pitch Baffle spacing & shell diameter None of these Viscosity, density & mass velocity of shell side fluid Tube diameter & pitch Baffle spacing & shell diameter ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With increase in temperature, the thermal conductivity of non-metallic amorphous solids None of the listed here remains same decreases increases None of the listed here remains same decreases increases ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat waves Both B and C Can not pass through vacuum Can be reflected by a mirror Travel in straight line Both B and C Can not pass through vacuum Can be reflected by a mirror Travel in straight line ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For a liquid in laminar flow through a very long tube, when the exit fluid temperature approaches the wall temperature, the equation to be used is Nu = Gz Nu = 0.023 Re0.8 . Pr0.4 Nu = Gz Nu = 2Gz0.5 Nu = Gz Nu = 0.023 Re0.8 . Pr0.4 Nu = Gz Nu = 2Gz0.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A BTU/hr.ft.2 °F is equal to 1 kcal/hr. m².°K 4.88 kcal/hr. m.2°C 1 kcal/hr. m²°C None of these 1 kcal/hr. m².°K 4.88 kcal/hr. m.2°C 1 kcal/hr. m²°C None of these ANSWER DOWNLOAD EXAMIANS APP
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