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) 4 P/A 4 A/P √A A/P 4 P/A 4 A/P √A A/P ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Slope of countercurrent flow rotary drier is in the range of __________ meter/metre. 0 to 1.5 0 to 2.2 0 to 0.08 0 to 0.8 0 to 1.5 0 to 2.2 0 to 0.08 0 to 0.8 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following is the best tube material from thermal conductivity point of view alone? Copper Stainless steel Aluminium Carbon steel Copper Stainless steel Aluminium Carbon steel ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Fouling factor must be included in the calculation of over all design heat transfer coefficient, when the liquid Is highly viscous Containing suspended solids flows at high velocity Containing suspended solids flows at low velocity Is of high specific gravity Is highly viscous Containing suspended solids flows at high velocity Containing suspended solids flows at low velocity Is of high specific gravity 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 Less 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) More than that for fluid flow Less 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) More than that for fluid flow ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design At equal mass velocities, the values of film co-efficients for gases as compared to that for liquids are generally. Higher Lower Same Unpredictable Higher Lower Same Unpredictable ANSWER DOWNLOAD EXAMIANS APP