Heat Transfer Heat sensitive materials can be concentrated in an evaporator employing High residence time None of these Vacuum High pressure High residence time None of these Vacuum High pressure ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer If Prandtl number is greater than the Schmidt number, then the 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 none of the listed here thermal boundary layer lies inside the concentration boundary layer concentration boundary layer lies inside the thermal boundary layer ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Grashhoff number is given by gD2βΔtP²μ gD2βΔtρ/μ² gD³.β.Δtρ²/μ² gD³βΔtP²/μ gD2βΔtP²μ gD2βΔtρ/μ² gD³.β.Δtρ²/μ² gD³βΔtP²/μ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In the equation Q = UAΔt; Δt is Arithmetic mean temperature difference Geometric mean temperature difference The difference of average bulk temperatures of hot and cold fluids Logarithmic mean temperature difference Arithmetic mean temperature difference Geometric mean temperature difference The difference of average bulk temperatures of hot and cold fluids Logarithmic mean temperature difference ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer When does the heat generated by fluid friction becomes appreciable compared to the heat transferred between the fluids? When fluid flows past a smooth surface At high fluid velocity At low velocity None of these When fluid flows past a smooth surface At high fluid velocity At low velocity None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer An evaporator while concentrating an aqueous solution from 10 to 40% solids evaporates 30000 kg of water. The amount of solids handled by the system in kg is 3000 9000 4000 4600 3000 9000 4000 4600 ANSWER DOWNLOAD EXAMIANS APP
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