Heat Transfer In a shell and tube heat exchanger, floating head is used for High heat transfer co-efficient Less corrosion of tubes Low pressure drop Large temperature differentials High heat transfer co-efficient Less corrosion of tubes Low pressure drop Large temperature differentials ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer What is the steam economy in case of a single effect evaporator system? 0.1 >1 < 1 1 0.1 >1 < 1 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Graetz number is given by kμ/mCp mCp/kμ kL/mCp mCp/kL kμ/mCp mCp/kμ kL/mCp mCp/kL ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Grashhoff number is given by gD2βΔtP²μ gD³.β.Δtρ²/μ² gD³βΔtP²/μ gD2βΔtρ/μ² gD2βΔtP²μ gD³.β.Δtρ²/μ² gD³βΔtP²/μ gD2βΔtρ/μ² ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, square pitch compared to triangular pitch Can pack more surface area into a shell of given diameter Gives a lower shell side pressure drop None of these Gives a higher shell side pressure drop Can pack more surface area into a shell of given diameter Gives a lower shell side pressure drop None of these Gives a higher shell side pressure drop ANSWER DOWNLOAD EXAMIANS APP
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