Process Equipment and Plant Design LMTD correction factor is used in heat exchanger design for Multipass shell and tube heat exchanger Fouling fluids Counter flow of hot and cold fluids Double pipe heat exchanger Multipass shell and tube heat exchanger Fouling fluids Counter flow of hot and cold fluids Double pipe heat exchanger ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a double pipe (concentric) heat exchanger, the hydraulic radius for heat transfer (for a fluid flowing through the annulus) would be Same as that for fluid flow D₂ - D₁ (D₁ and D₂ are I.D. of inner and outer pipes respectively) Less than that for fluid flow More than that for fluid flow Same as that for fluid flow D₂ - D₁ (D₁ and D₂ are I.D. of inner and outer pipes respectively) Less than that for fluid flow More than that for fluid flow ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A high vapour velocity is required for high plate efficiency in a seive plate coloumn. The satisfactory value of operating vapor velocity for design purpose in seive plate column is about __________ percent of the flooding velocity. 80 45 95 60 80 45 95 60 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The minimum plate spacing in most of the pertroleum refinery distillation columns (of dia > 3 ft) is normally __________ inches. 12 6 34 18 12 6 34 18 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For pipe flows, head is proportional to __________ at constant capacity (where D = pipe diameter ). D² 1/D² 1/D 1/D⁵ D² 1/D² 1/D 1/D⁵ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pressure differential maintained across a continuous rotary vacuum filter is in the range of __________ mm Hg column. 100 to 150 600 to 700 50 to 100 250 to 500 100 to 150 600 to 700 50 to 100 250 to 500 ANSWER DOWNLOAD EXAMIANS APP