Process Equipment and Plant Design Which of the following packing materials provides for maximum mass transfer? Cross-partition rings Raschig rings All of these Lessig rings Cross-partition rings Raschig rings All of these Lessig rings ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Longitundinal stress induced in a thin walled cylindrical storage vessel is PD/4t PD/3t PD/6t PD/2t PD/4t PD/3t PD/6t PD/2t ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The equivalent diameter for fluid flow through a channel of constant non-circular cross section of area 'A' is given by (where, P = perimeter of the channel in contact with the fluid) A/P 4 A/P √A 4 P/A A/P 4 A/P √A 4 P/A ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design With increase in temperature drop (in a shell and tube heat exchanger), the LMTD correction factor, FT Remains constant Increases linearly Increases very rapidly Decreases very rapidly Remains constant Increases linearly Increases very rapidly Decreases very rapidly ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design With increase in the reflux ratio for a fixed production from a continuous binary distillation column, the __________ decreases. Running cost of cooling water for condenser Vapour & liquid load both Running cost of steam for reboiler Fixed charges initially Running cost of cooling water for condenser Vapour & liquid load both Running cost of steam for reboiler Fixed charges initially ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The safe height (h) to diameter (d) ratio (i.e., h/d) for liquid/petro fuel storage tank of capacity more than 45 kilolitres is less than 3 3.5 1 2 3 3.5 1 2 ANSWER DOWNLOAD EXAMIANS APP