Heat Transfer Open pan evaporators are preferred to be used, when the solution to be concentrated is Salty Scaling Corrosive Highly viscous Salty Scaling Corrosive Highly viscous ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Thermal conductivities of most of the liquids __________ with rise in temperature. Remains unchanged Decreases Increases May increase or decrease; depends on the liquid Remains unchanged Decreases Increases May increase or decrease; depends on the liquid ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With increase in temperature, the thermal conductivity of a gas Remains same Increases May increase or decrease depending on the type of gas Decreases Remains same Increases May increase or decrease depending on the type of gas Decreases 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 Activity co-efficients Concentrations Mass transfer co-efficients Chemical potentials Activity co-efficients Concentrations Mass transfer co-efficients ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Fluid motion in the natural convection heat transfer between a solid surface and a fluid in contact with it, results from the Buoyancy of the bubbles produced at active nucleation site None of these Existence of thermal boundary layer Temperature gradient produced due to density difference Buoyancy of the bubbles produced at active nucleation site None of these Existence of thermal boundary layer Temperature gradient produced due to density difference ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer One kilogram of water at 0°C is changed to superheated steam of one atm pressure and 300° C. The major heat consumption in the process will be to Evaporate the water Heat the water from 0°C to 100°C To superheat the steam Data insufficient, can Evaporate the water Heat the water from 0°C to 100°C To superheat the steam Data insufficient, can ANSWER DOWNLOAD EXAMIANS APP
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