Process Equipment and Plant Design Maximum size of the raschig rings used in a packed tower is about __________ of the coloumn diameter. 1/30th 1/50th 1/10th 1/20th 1/30th 1/50th 1/10th 1/20th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Bubble cap diameter used for the distillation column having diameter ranging from 1.5 to 4.5 metres is about __________ mm. 150 50 10 100 150 50 10 100 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for 90° elbow (medium radius) and 90°square elbow would be respectively around 250 and 600 100 and 250 3 and 5 25 and 60 250 and 600 100 and 250 3 and 5 25 and 60 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Number of evaporators which can be used in service in a multiple effect evaporation system is limited by the Economic limit reached, when the plant cost exceeds the saving of steam Neither A nor B Both A & B Practical limit reached, due to low heat transfer rate because of inadequate temperature difference Economic limit reached, when the plant cost exceeds the saving of steam Neither A nor B Both A & B Practical limit reached, due to low heat transfer rate because of inadequate temperature difference ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Large process vessels operating under extreme temperature and pressure conditions are normally clad/ lined with materials like stainless steel, aluminium, nickel & its alloys, copper & its alloys and titanium. The cladding thickness is generally about __________ percent of the total thickness. 30 to 40 1 to 5 40 to 50 10 to 20 30 to 40 1 to 5 40 to 50 10 to 20 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The LMTD correction factor (FT) is defined as the Differenced of true temperature difference and the LMTD Ratio of LMTD to the true temperature difference Geometric mean of the true temperature difference and the LMTD Ratio of true temperature difference to the LMTD Differenced of true temperature difference and the LMTD Ratio of LMTD to the true temperature difference Geometric mean of the true temperature difference and the LMTD Ratio of true temperature difference to the LMTD ANSWER DOWNLOAD EXAMIANS APP