Process Equipment and Plant Design Nominal size of a pipe is an indication of its __________ diameter. None of these Approximate Inner Outer None of these Approximate Inner Outer ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Value of Peclet number = ∞, is the representative of Eddy diffusivity = 0 Complete back mixing Laminar flow Plug flow Eddy diffusivity = 0 Complete back mixing Laminar flow Plug flow 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) 4 A/P A/P √A 4 P/A 4 A/P A/P √A 4 P/A ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a rotary drier, the average retention time of solid is(where Z = length of the drier, metres ρ = apparent solid density, kg/m³ L = flow rate of dry solids, kg/see. m² drier cross-section H = hold up of solid.) L/Z.H.ρ Z.H/L.ρ H.ρ/L Z.H.ρ/L L/Z.H.ρ Z.H/L.ρ H.ρ/L Z.H.ρ/L ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design 1.2 to 3.8 cms is the value of the Downcomer liquid seal in case of a balanced tray design Static submergence in case of a bubble cap tray for column operating under pressure (≥ 1 atm.) Skirt clearance for bubble caps All of these Downcomer liquid seal in case of a balanced tray design Static submergence in case of a bubble cap tray for column operating under pressure (≥ 1 atm.) Skirt clearance for bubble caps All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A single pass air heater is connected to a two pass unit. For the air flow rate and other conditions remaining the same, the film heat transfer co-efficient for air will vary in the ratio of None of these 20.8 20.2 2 None of these 20.8 20.2 2 ANSWER DOWNLOAD EXAMIANS APP