Process Equipment and Plant Design In case of a shell and tube heat exchanger, the minimum shell thickness for carbon steel (inclusive of corrosion allowance) depends on shell diameter and is in the range of __________ mm. 44058 43895 43962 44183 44058 43895 43962 44183 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design An increase in the liquid resistance to interphase mass transfer and a resultant reduction in plate efficiency is caused by An increase in relatived volatility for rectification columns Decrease in gas solubility for absorbers An increase in liquid viscosity All of these An increase in relatived volatility for rectification columns Decrease in gas solubility for absorbers An increase in liquid viscosity All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Smoker's equation for the calculation of number of equilibrium stages in a continuous binary distillation column is used, when the Feed is not at its bubble point Number of equilibrium stages in only stripping section is to be calculated Relative volatility is close to one (e.g., separation of close boiling isomers) Number of equilibrium stages required is likely to be very small Feed is not at its bubble point Number of equilibrium stages in only stripping section is to be calculated Relative volatility is close to one (e.g., separation of close boiling isomers) Number of equilibrium stages required is likely to be very small ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The design stress, which is more than the damaging stress, is the least unit stress that will render a member unfit for service before the end of its normal life. The design stress factor or factor of safety indicates the margin between design stress and the __________ stress. Working Damaging None of these Allowable Working Damaging None of these Allowable 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 Increases Decreases Remains same 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 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for a Tee (used as elbow, entering branch) would be Around 90 Both B and C Less than that for Tee (used as elbow, entering run) More than that for Tee (used as elbow, entering run) Around 90 Both B and C Less than that for Tee (used as elbow, entering run) More than that for Tee (used as elbow, entering run) ANSWER DOWNLOAD EXAMIANS APP