Process Equipment and Plant Design Generally, as the length of the liquid path on a tray is increased beyond 5 ft, the overall column efficiency Decreases May increase or decrease depending upon the plate spacing Increases Remains same Decreases May increase or decrease depending upon the plate spacing Increases Remains same ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ head is the most economical for cylindrical vessels designed for operating at high pressure (> 15 atm.). Ellipsoidal Dished Conical Hemispherical Ellipsoidal Dished Conical Hemispherical ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Stage efficiency for packed tower varies with the Fluid rates and fluid properties All of these Type & size of packing Operating pressure and column diameter Fluid rates and fluid properties All of these Type & size of packing Operating pressure and column diameter ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For a cylinderical internally pressurised vessel, which of the following closure types would withstand highest pressure, if each closure is of the same material and thickness? Ellipsoidal (2 : 1) Flat plate Conical Hemispherical Ellipsoidal (2 : 1) Flat plate Conical Hemispherical ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Liquid redistribution should be done in a packed tower packed with raschig rings every 6 metres or __________ times the column diameter, whichever is lower. 10-12.5 5-7.5 15-20 2.5-3.0 10-12.5 5-7.5 15-20 2.5-3.0 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) S₂/S₁ S₁/S₂ 1/S₁.S₂ S₁.S₂ S₂/S₁ S₁/S₂ 1/S₁.S₂ S₁.S₂ ANSWER DOWNLOAD EXAMIANS APP