Process Equipment and Plant Design With increase in temperature drop (in a shell and tube heat exchanger), the LMTD correction factor, FT Remains constant Increases very rapidly Increases linearly Decreases very rapidly Remains constant Increases very rapidly Increases linearly Decreases very rapidly 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 dust collection efficiency of a cyclone separator Is directly proportional to the radius of the dust particle path None of these Decreases with increase in gas flow rate Is inversely proportional to the mass of the dust particle Is directly proportional to the radius of the dust particle path None of these Decreases with increase in gas flow rate Is inversely proportional to the mass of the dust particle ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a distillation column, minimum clearance to be maintained betweeen the overflow weir and the last row of the bubble caps is __________ cms. 2.5 15 7.5 20 2.5 15 7.5 20 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The LMTD correction factor (FT) is defined as the 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 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 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the overall heat transfer co-efficient is proportional to the tube side (volumetric flow rate)0.8. This is valid, only when the ratio of the tube side film resistance to the total resistance is almost equal to 2 1 20.8 ∞ 2 1 20.8 ∞ ANSWER DOWNLOAD EXAMIANS APP