Process Equipment and Plant Design The thickness of heat transfer plates used in the plate type heat exchanger ranges from __________ mm, pressed in a single piece provided with grooves & corrugations. 1.25 to 3.125 44055 3.5 to 7.0 0.3 to 0.8 1.25 to 3.125 44055 3.5 to 7.0 0.3 to 0.8 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 D₂ - D₁ (D₁ and D₂ are I.D. of inner and outer pipes respectively) Same as that for fluid flow Less than that for fluid flow More than that for fluid flow D₂ - D₁ (D₁ and D₂ are I.D. of inner and outer pipes respectively) Same as that for fluid flow Less than that for fluid flow More than that for fluid flow ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger for a given heat transfer surface area, smaller diameter tubes are favoured as compared to larger diameter ones ; because the smaller diameter tubes Can be fitted into a smaller shell diameter hence the cost of the heat exchanger would be less None of these Are easier to clean Are less prone to fouling Can be fitted into a smaller shell diameter hence the cost of the heat exchanger would be less None of these Are easier to clean Are less prone to fouling ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the shortest centre to centre distance between the adjacent tubes is Called tube pitch Called tube clearance None of these Always less than the diameter of the tube Called tube pitch Called tube clearance None of these Always less than the diameter of the tube ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Spherical shaped pressure vessel is considered to be the most ideal, because it can Be designed without wind load considerations Withstand higher pressure for a given metallic shell thickness Be fabricated very easily Be supported very easily Be designed without wind load considerations Withstand higher pressure for a given metallic shell thickness Be fabricated very easily Be supported very easily 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? Aluminium Carbon steel Copper Stainless steel Aluminium Carbon steel Copper Stainless steel ANSWER DOWNLOAD EXAMIANS APP
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