Process Equipment and Plant Design The practical representative values of HETP for a number of commercial operations lies within a range of __________ metre. 0.2-0.5 1.2-1.5 0.4-0.9 0.1-0.2 0.2-0.5 1.2-1.5 0.4-0.9 0.1-0.2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Any shell opening greater than 5 cms for a storage tank must be reinforced for reason of Reduction of discontinuity in shape at the junction Preventing the local overstressing of the shell around the opening Making the joint leak proof None of these Reduction of discontinuity in shape at the junction Preventing the local overstressing of the shell around the opening Making the joint leak proof None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The difficulty of liquid distribution in packed towers is accentuated, when the ratio of tower diameter to packing diameter is > 7 < 15 > 20 < 50 < 30 < 7 > 7 < 15 > 20 < 50 < 30 < 7 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A perforated plate has holes of diameter dh arranged in a pitch ph. Each hole has a tube of I.D. dt passing through it. The ligament efficiency is given by (ph - dh)/dh (ph - dh)/ph (ph - dh . dt/2)/ph (ph - dt)/ph (ph - dh)/dh (ph - dh)/ph (ph - dh . dt/2)/ph (ph - dt)/ph ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The thickness of segmental baffles (25 -35% cut truncated plates usually) is generally __________ the tube wall thickness. Equal to Four times Twice Half Equal to Four times Twice Half ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In case of a continuous distillation column, increase in reflux ratio may result in the All of these Greater cost for the reboiler heat supply Lower fixed charges for the column Greater cost for the condenser coolant All of these Greater cost for the reboiler heat supply Lower fixed charges for the column Greater cost for the condenser coolant ANSWER DOWNLOAD EXAMIANS APP