Heat Transfer In case of a vertical tube evaporator, with increase in the liquor level, the True temperature drop increases Both B and C Capacity of the evaporator is decreased Capacity of the evaporator is increased True temperature drop increases Both B and C Capacity of the evaporator is decreased Capacity of the evaporator is increased ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Nusselt number is a function of Prandtl number and __________ number of fluid in natural convection heat transfer. Biot Reynolds Grashoff Stantan Biot Reynolds Grashoff Stantan ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Shell side pressure drop in a shell and tube heat exchanger does not depend upon the None of these Baffle spacing & shell diameter Viscosity, density & mass velocity of shell side fluid Tube diameter & pitch None of these Baffle spacing & shell diameter Viscosity, density & mass velocity of shell side fluid Tube diameter & pitch ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The average heat transfer co-efficient for laminar film condensation on vertical surface is inversely proportional to (where, ΔT = Temperature drop across condensate film ) None of the listed here (ΔT)2 ΔT (ΔT)1/4 None of the listed here (ΔT)2 ΔT (ΔT)1/4 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In an interphase heat transfer process, the equilibrium state corresponds to equality of temperature in the two phases, while the condition for equilibrium in an interphase mass transfer process is equality of Chemical potentials Mass transfer co-efficients Concentrations Activity co-efficients Chemical potentials Mass transfer co-efficients Concentrations Activity co-efficients ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The ratio of momentum diffusivity to thermal diffusivity is the __________ number. Stanton Prandtl Nusselt Grashoff Stanton Prandtl Nusselt Grashoff ANSWER DOWNLOAD EXAMIANS APP
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