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