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 = Gz Nu = 2Gz0.5 Nu = 0.023 Re0.8 . Pr0.4 Nu = Gz Nu = Gz Nu = 2Gz0.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer occurs by natural convection because change in temperature causes difference in Density Heat capacity Thermal conductivity Viscosity Density Heat capacity Thermal conductivity Viscosity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Value of Nusselt number [Nu = (hD/k)] for the heat transfer by conduction from a droplet or a spherical particle to a surrounding stagnant film is 2 100 10 0.5 2 100 10 0.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For a given ambient air temperature with increase in the thickness of insulation of a hot cylinderical pipe, the rate of heat loss from the surface would First decrease and then increase First increase and then decrease Increase Decrease First decrease and then increase First increase and then decrease Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer An ejector is used to Increase pressure Increase temperature Remove condensate None of these Increase pressure Increase temperature Remove condensate None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat flux, as defined in heat flow is analogous to __________ in electricity flow. None of these Current Voltage Resistance None of these Current Voltage Resistance ANSWER DOWNLOAD EXAMIANS APP
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