Process Equipment and Plant Design Diameter of rivet hole (d, mm) and the plate thickness (t, mm) are related by Unwin's formula as D = 1.1 t D = 1.6 √t D = 1.5 t D = 3√t D = 1.1 t D = 1.6 √t D = 1.5 t D = 3√t ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Corrosion allowance in the design of pressure vessel/chemical equipment is not necessary, if Both B & C Wall thickness is > 30 mm Material of construction is high alloy steel Plain carbon steel and cast iron parts are used Both B & C Wall thickness is > 30 mm Material of construction is high alloy steel Plain carbon steel and cast iron parts are used 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. 100 to 150 50 to 100 600 to 700 250 to 500 100 to 150 50 to 100 600 to 700 250 to 500 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A shell may by termed as thin if its thickness to diameter ratio is less than 0.1. The factor which can be neglected in the calculation of membrane stresses is Shear Elongation Bending Deformation Shear Elongation Bending Deformation ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Generally, as the length of the liquid path on a tray is increased beyond 5 ft, the overall column efficiency Remains same Increases May increase or decrease depending upon the plate spacing Decreases Remains same Increases May increase or decrease depending upon the plate spacing Decreases ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The LMTD correction factor (FT) is defined as the Geometric mean of the true temperature difference and the LMTD Ratio of LMTD to the true temperature difference Differenced of true temperature difference and the LMTD Ratio of true temperature difference to the LMTD Geometric mean of the true temperature difference and the LMTD Ratio of LMTD to the true temperature difference Differenced of true temperature difference and the LMTD Ratio of true temperature difference to the LMTD ANSWER DOWNLOAD EXAMIANS APP