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 = 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 Nu = Gz ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Stefen's block body radiation law can also be derived from __________ law. Planck's Kirchoffs None of these Fourier's Planck's Kirchoffs None of these Fourier's ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer At constant temperature, the thermal conductivities of gases __________ with rise in pressure. Remain unchanged Decrease Increase May increase or decrease; depends on the pressure Remain unchanged Decrease Increase May increase or decrease; depends on the pressure ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In pipe flow, heat is transferred from hot wall to the liquid by Forced convection and conduction Conduction only Free and forced convection Forced convection only Forced convection and conduction Conduction only Free and forced convection Forced convection only ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer During crystallisation, formation of crystal can occur in __________ solution only. Supersaturated Undersaturated All of these Saturated Supersaturated Undersaturated All of these Saturated ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which is the most suitable for the concentration of foamy & frothy liquors? None of these Agitated film evaporator Long tube vertical evaporator Open pan evaporator None of these Agitated film evaporator Long tube vertical evaporator Open pan evaporator ANSWER DOWNLOAD EXAMIANS APP
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