Heat Transfer Prandtl and Reynold's analogies are identical for Prandtl number value of 0.5 5 1 0.5 5 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer If the baffle spacing in a shell and tube heat exchanger increases, then the Reynolds number of the shell side fluid Decreases Remains unchanged Increases Increases or decreases depending on number of shell passes Decreases Remains unchanged Increases Increases or decreases depending on number of shell passes ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Multiple effect evaporation accounts for Steam economy Investment economy Lower operating costs None of these Steam economy Investment economy Lower operating costs None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer If heat transfer rate varies with the time, it is termed as Steady state conduction Monochromatic radiation None of these Forced convection Steady state conduction Monochromatic radiation None of these Forced convection ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The heat transfer co-efficient in film type condensation is __________ that for dropwise condensation. Greater than Lower than Is same as Half Greater than Lower than Is same as Half ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of a vertical tube evaporator, with increase in the liquor level, the __________ is increased. Velocity of circulation Neither A and B Both A and B Liquor-film co-efficient Velocity of circulation Neither A and B Both A and B Liquor-film co-efficient ANSWER DOWNLOAD EXAMIANS APP
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