Process Equipment and Plant Design Minimum tube pitch recommended for shell and tube heat exchangers is about __________ times the outside diameter of the tube. 1.25 2.5 1.75 3.5 1.25 2.5 1.75 3.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design To keep the power input constant for a stirred vessel operating under fully developed turbulent flow conditions (constant power number), if the impeller diameter is increased by 20%, the impeller speed should be decreased by a factor of (1.2)5/3 (1.2)3/2 (1.2)3/5 (1.2)2/3 (1.2)5/3 (1.2)3/2 (1.2)3/5 (1.2)2/3 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Steam is preferred to be used as a heating medium in heat exchangers, because of its Low cost Non-corrosive condensate High film co-efficient High latent heat Low cost Non-corrosive condensate High film co-efficient High latent heat ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a double pipe concentric heat exchanger, the equivalent diameter of annulus for heat transfer would be (where, D₁ and D₂ are I.D. of inner and outer pipes) (D₂² - D₁²)/D₁² (D₂² - D₁²)/D₂² None of these D₂ - D₁ (D₂² - D₁²)/D₁² (D₂² - D₁²)/D₂² None of these D₂ - D₁ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a bag filter, the pressure drop increases directly as the Density of the gas and inversely as viscosity of the gas Density of the gas, but is independent of the viscosity of the gas Viscosity of the gas and inversely as density of the gas None of these Density of the gas and inversely as viscosity of the gas Density of the gas, but is independent of the viscosity of the gas Viscosity of the gas and inversely as density of the gas None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following lengths of heat exchanger tubes are normally not used in practice? 0.5 metre 6 metres 10 metres 2.5 metres 0.5 metre 6 metres 10 metres 2.5 metres ANSWER DOWNLOAD EXAMIANS APP
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