Process Equipment and Plant Design Minimum tube pitch recommended for shell and tube heat exchangers is about __________ times the outside diameter of the tube. 3.5 1.75 2.5 1.25 3.5 1.75 2.5 1.25 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The safe distance of habitation from a hazardous chemical plant (TLV of its product < 1000 ppm) should be about __________ kms. 5 15 25 1 5 15 25 1 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 Containing suspended solids flows at low velocity Containing suspended solids flows at high velocity Is of high specific gravity Is highly viscous Containing suspended solids flows at low velocity Containing suspended solids flows at high velocity Is of high specific gravity Is highly viscous 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 Increases very rapidly Decreases very rapidly Remains constant Increases linearly Increases very rapidly Decreases very rapidly Remains constant Increases linearly ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Joint efficiency (J) for a seamless pipe is 0.85 < 0.5 1.2 1 0.85 < 0.5 1.2 1 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 All of these Skirt clearance for bubble caps Static submergence in case of a bubble cap tray for column operating under pressure (≥ 1 atm.) Downcomer liquid seal in case of a balanced tray design All of these Skirt clearance for bubble caps Static submergence in case of a bubble cap tray for column operating under pressure (≥ 1 atm.) ANSWER DOWNLOAD EXAMIANS APP
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