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 D √(2d) √(2πd) √d D √(2d) √(2πd) √d ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pressure differential maintained across a continuous rotary vacuum filter is in the range of __________ mm Hg column. 50 to 100 250 to 500 100 to 150 600 to 700 50 to 100 250 to 500 100 to 150 600 to 700 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design At the following point for a given packing and set of fluids, the pressure drop per metre of packed height, with variation in fluid rates and operating pressure Decreases May increase or decrease depending upon the solubility of the gas in the liquid Increases Remains same Decreases May increase or decrease depending upon the solubility of the gas in the liquid Increases Remains same ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Generally, elliptical dished heads All of these Are manufactured on 2:1 ratio of major to minor axis and is recommended to be used for pressure vessels operating above a pressure of 1.5 MN/m² Are approximately as strong as seamless cylindrical shell having the corresponding I.D and O.D Resist half the pressure rating compared to hemi spherical head provided on the cylindrical shell of the same thickness and diameter All of these Are manufactured on 2:1 ratio of major to minor axis and is recommended to be used for pressure vessels operating above a pressure of 1.5 MN/m² Are approximately as strong as seamless cylindrical shell having the corresponding I.D and O.D Resist half the pressure rating compared to hemi spherical head provided on the cylindrical shell of the same thickness and diameter ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Normally, the ratio of the total riser area to the tower cross sectional area (for bubble cap towers of diameter more than 3 ft) is around 0.4-0.6 0.55-0.85 0.35-0.75 0.1-0.2 0.4-0.6 0.55-0.85 0.35-0.75 0.1-0.2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Minimum tube pitch recommended for shell and tube heat exchangers is about __________ times the outside diameter of the tube. 2.5 1.75 3.5 1.25 2.5 1.75 3.5 1.25 ANSWER DOWNLOAD EXAMIANS APP
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