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 = G Δp = 1/G0.6 Δp = G2 Δp = G0.5 Δp = G Δp = 1/G0.6 Δp = G2 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 4 : 1 to 8 : 1 for liquid-liquid exchanger 8 : 1 to 12 : 1 for both liquid-liquid and gas-gas heat exchangers < 4 : 1 for gas-gas exchangers Both B & C 4 : 1 to 8 : 1 for liquid-liquid exchanger 8 : 1 to 12 : 1 for both liquid-liquid and gas-gas heat exchangers < 4 : 1 for gas-gas exchangers ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Baffle width is normally taken as __________ times the tank diameter. 0.4-0.5 0.1-0.12 0.2-0.45 0.45-0.6 0.4-0.5 0.1-0.12 0.2-0.45 0.45-0.6 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Bracket supports are the most suitable for supporting __________ vessels. Thick walled vertical Horizontal None of these Thin shperical (e.g. Horton sphere) Thick walled vertical Horizontal None of these Thin shperical (e.g. Horton sphere) ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Needle valves are generally not used for Very accurate flow control Smaller sizes of pipe Very large diameter pipes High pressure throttling service Very accurate flow control Smaller sizes of pipe Very large diameter pipes High pressure throttling service ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In packed towers provided with pall rings liquid redistributors are positioned at heights of every 6 metres or 5-10 times the column diameter, whichever is less. Maximum size of the pall rings should not exceed __________ of the column diameter. 1/20-1/30th 1/5-1/10th 1/2 to 1/4th 1/10-1/15th 1/20-1/30th 1/5-1/10th 1/2 to 1/4th 1/10-1/15th ANSWER DOWNLOAD EXAMIANS APP