Heat Transfer Which area is used in case of heat flow by conduction through a cylinder ? Logarithmic mean area None of the listed here Arithmetic mean area Geometric mean area Logarithmic mean area None of the listed here Arithmetic mean area Geometric mean area ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat exchangers operating, when the asymptotic range is reached, None of these Results in making part of the heating surface inactive Results in abruptly increased velocity Provide very large heat transfer co-efficient None of these Results in making part of the heating surface inactive Results in abruptly increased velocity Provide very large heat transfer co-efficient ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Minimum recommended baffle spacing in a shell and tube heat exchanger is about (where, D = shell diameter) 0.3 D 0.4 D 0.2 D 0.5 D 0.3 D 0.4 D 0.2 D 0.5 D ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer __________ heat exchanger is the most suitable, when the temperature of shell side fluid is much higher than that of tube side. None of these Three pass, fixed tube sheet Single pass, fixed tube sheet U-tube None of these Three pass, fixed tube sheet Single pass, fixed tube sheet U-tube ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is unimportant in forced convection ? Reynolds number Grashhoff number none of the listed here Prandtl number Reynolds number Grashhoff number none of the listed here Prandtl number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Nusselt number for full developed, laminar, constant property flow in a pipe at uniform heat flux is 18 0.72 4.364 83 18 0.72 4.364 83 ANSWER DOWNLOAD EXAMIANS APP
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