Process Equipment and Plant Design Which of the following lengths of heat exchanger tubes are normally not used in practice? 6 metres 10 metres 0.5 metre 2.5 metres 6 metres 10 metres 0.5 metre 2.5 metres ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Ratio of tube length to shell diameter for a shell and tube heat exchanger is Both B & C 8 : 1 to 12 : 1 for both liquid-liquid and gas-gas heat exchangers < 4 : 1 for gas-gas exchangers 4 : 1 to 8 : 1 for liquid-liquid exchanger Both B & C 8 : 1 to 12 : 1 for both liquid-liquid and gas-gas heat exchangers < 4 : 1 for gas-gas exchangers 4 : 1 to 8 : 1 for liquid-liquid exchanger ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Optimum economic pipe diameter for fluid flow is determined by the None of these Viscosity of the fluid Total cost considerations (pumping cost plus fixed cost of the pipe) Density of the fluid None of these Viscosity of the fluid Total cost considerations (pumping cost plus fixed cost of the pipe) Density of the fluid ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design At the following point for a given packing and set of fluids, the pressure drop per metre of packed height, with variation in fluid rates and operating pressure May increase or decrease depending upon the solubility of the gas in the liquid Increases Decreases Remains same May increase or decrease depending upon the solubility of the gas in the liquid Increases Decreases Remains same ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The absorption factor is defined as (where, S₁ = slope of the equilibrium curve, S₂ = slope of the operating line) 1/S₁.S₂ S₁/S₂ S₁.S₂ S₂/S₁ 1/S₁.S₂ S₁/S₂ S₁.S₂ S₂/S₁ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Wall thickness of schedule 40 pipe as compared to that of schedule 80 pipe is Cither A or B; depends upon the I.D. of the pipe More Same Less Cither A or B; depends upon the I.D. of the pipe More Same Less ANSWER DOWNLOAD EXAMIANS APP
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