Process Equipment and Plant Design Liquid gradient over the tray results due to the Resistance offered to flow of liquids by caps & risers and the flow of gas Large plate spacing Large reflux ratio Low gas velocity Resistance offered to flow of liquids by caps & risers and the flow of gas Large plate spacing Large reflux ratio Low gas velocity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design High pressure fluid in a shell and tube heat exchanger should preferably be routed through the Shell side, if the flow is counter-current and tube side if the flow is co-current Shell side for large overall heat transfer co-efficient Shell side for smaller total pressure drop Tubes to avoid the expansion of high pressure shell construction Shell side, if the flow is counter-current and tube side if the flow is co-current Shell side for large overall heat transfer co-efficient Shell side for smaller total pressure drop Tubes to avoid the expansion of high pressure shell construction ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Wind load consideration in the design of a support can be neglected, when the vessel is Tall (say 30 metres), but is full of liquid Short (< 2 m) and housed indoor None of these Tall but empty Tall (say 30 metres), but is full of liquid Short (< 2 m) and housed indoor None of these Tall but empty ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pressure drop (Δp) and the superficial gas mass velocity (G) in case of packed absorption tower operating in the preloading range are related as Δp = G0.5 Δp = 1/G0.6 Δp = G2 Δp = G Δp = G0.5 Δp = 1/G0.6 Δp = G2 Δp = G ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In actual operation of a bubble cap distillation tower, the __________ at the bottom of the tower is more than that at the top of the tower. Molal flow rate of vapour Pressure and temperature Vapour molecular weight All of these Molal flow rate of vapour Pressure and temperature Vapour molecular weight All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Corrosion allowance in the design of pressure vessel/chemical equipment is not necessary, if Wall thickness is > 30 mm Plain carbon steel and cast iron parts are used Material of construction is high alloy steel Both B & C Wall thickness is > 30 mm Plain carbon steel and cast iron parts are used Material of construction is high alloy steel Both B & C ANSWER DOWNLOAD EXAMIANS APP