Process Equipment and Plant Design In most of the shell and tube heat exchangers, the tube pitch is generally __________ the tube diameter. 2.5 times 1.25-1.50 times One-fourth of Less than 2.5 times 1.25-1.50 times One-fourth of Less than ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Bracket supports are the most suitable for supporting __________ vessels. Thin shperical (e.g. Horton sphere) Horizontal None of these Thick walled vertical Thin shperical (e.g. Horton sphere) Horizontal None of these Thick walled vertical 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.) Z.H/L.ρ L/Z.H.ρ H.ρ/L Z.H.ρ/L Z.H/L.ρ L/Z.H.ρ H.ρ/L Z.H.ρ/L ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Generally, no corrosion allowance in wall thickness of a part is required, if the thickness is more than __________ mm. 10 30 5 20 10 30 5 20 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In case of saddle packing (e.g., berl and intralox saddles), the maximum size of the packing should not exceed __________ of the column diameter. l/5th l/15th l/50th l/30th l/5th l/15th l/50th l/30th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Equivalent diameter for heat transfer calculation for a duct of square cross-section having each side as 'd' will be √(2d) √d D √(2πd) √(2d) √d D √(2πd) ANSWER DOWNLOAD EXAMIANS APP
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