Heat Transfer The purpose of providing bleed points in the evaporator is to Facilitate removal of non-condensable gases Create vacuum Admit the feed Remove the product Facilitate removal of non-condensable gases Create vacuum Admit the feed Remove the product ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The Nusselt number for fully developed (both thermally and hydrodynamically) laminar flow through a circular pipe, where the wall heat flux is constant, is 2.36 120.36 4.36 Dependent on NRe only 2.36 120.36 4.36 Dependent on NRe only ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For gases, the thermal conductivity increases with temperature rise. For liquids, with increase in concentration, its thermal conductivity generally Increases exponentially Remains unchanged Decreases Increases Increases exponentially Remains unchanged Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For large heat transfer area requirement, shell and tube heat exchanger is preferred, because it Occupies smaller space Is more economical All of these Is easy to operate and maintain Occupies smaller space Is more economical All of these Is easy to operate and maintain ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer by conduction in the turbulent core of a fluid flowing through a heated pipe is negligible, if the value of Prandtl number is 0.6 0.2 0.8 0.4 0.6 0.2 0.8 0.4 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. Single pass, fixed tube sheet None of these U-tube Three pass, fixed tube sheet Single pass, fixed tube sheet None of these U-tube Three pass, fixed tube sheet ANSWER DOWNLOAD EXAMIANS APP
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