Heat Transfer The average heat transfer co-efficient over the entire length of the plate (ha) and the local heat transfer co-efficient (hL), in case of heat transfer over a flat plate in lminar zone is related as Ha= 5hL Ha = 0.8hL Ha = 2hL Ha = hL Ha= 5hL Ha = 0.8hL Ha = 2hL Ha = hL ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer If Prandtl number is greater than the Schmidt number, then the none of the listed here thermal boundary layer lies inside the concentration boundary layer concentration boundary layer lies inside the thermal boundary layer thermal & concentration boundary layers are of equal thickness none of the listed here thermal boundary layer lies inside the concentration boundary layer concentration boundary layer lies inside the thermal boundary layer thermal & concentration boundary layers are of equal thickness ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A diathermaneous substance __________ the thermal radiation completely. Absorbs Reflects None of these Transmits Absorbs Reflects None of these Transmits 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 = 2Gz0.5 Nu = Gz Nu = Gz Nu = 0.023 Re0.8 . Pr0.4 Nu = 2Gz0.5 Nu = Gz Nu = Gz Nu = 0.023 Re0.8 . Pr0.4 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Removal of __________ heat is involved in the condensation of a vapor under saturated conditions. Both B & C Sensible Latent Super Both B & C Sensible Latent Super ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of a multipass shell and tube heat exchanger, providing a baffle on the shell side __________ the heat transfer rate. May increase or decrease, depends on the type of baffle Decreases Does not affect Increases May increase or decrease, depends on the type of baffle Decreases Does not affect Increases ANSWER DOWNLOAD EXAMIANS APP
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