Heat Transfer In a heat exchanger, floating head is provided to relieve stresses caused by thermal expansion increase log mean temperature gradient increase the heat transfer area facilitate cleaning of the exchanger relieve stresses caused by thermal expansion increase log mean temperature gradient increase the heat transfer area facilitate cleaning of the exchanger ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The left face of a one dimensional slab of thickness 0.2 m is maintained at 80°C and the right face is exposed to air at 30°C. The thermal conductivity of the slab is 1.2 W/m.K and the heat transfer co-efficient from the right face is 10 W/m².K. At steady state, the temperature of the right face in °C is 71.2 63.8 48.7 77.2 71.2 63.8 48.7 77.2 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Grashhoff number is given by gD³.β.Δtρ²/μ² gD2βΔtP²μ gD³βΔtP²/μ gD2βΔtρ/μ² gD³.β.Δtρ²/μ² gD2βΔtP²μ gD³βΔtP²/μ gD2βΔtρ/μ² ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, putting a longitudinal baffle across the shell, forces the shell side fluid to pass __________ through the heat exchanger. Four times Twice Once Thrice Four times Twice Once Thrice ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Multiple effect evaporators are commonly used in the manufacture of P. Paper Q. Superphosphate R. Sugar S. Fats P and R R and S P and Q P and S P and R R and S P and Q P and S ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Thickness of thermal boundary layer is more compared to that of hydrodynamic boundary layer, when the value of Prandtl number is 1 > 5 < 1 > 1 1 > 5 < 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
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