Process Equipment and Plant Design In a continuous distillation column, the optimum reflux ratio ranges from __________ times the minimum reflux ratio. 1.1 to 1.5 1.6 to 2 2.7 to 3 2.2 to 2.6 1.1 to 1.5 1.6 to 2 2.7 to 3 2.2 to 2.6 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Commercial packed scrubbers are normally designed for a pressure drop range of __________ mm water coloumn per metre of packed height. 43929 52-68 88-105 17-34 43929 52-68 88-105 17-34 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Log mean temperature difference in case of multi-pass shell and tube heat exchanger is always More than arithmetic mean value Both B & C Less than arithmetic mean value More than geometric mean value More than arithmetic mean value Both B & C Less than arithmetic mean value More than geometric mean value ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Bracket supports are the most suitable for supporting __________ vessels. Horizontal Thin shperical (e.g. Horton sphere) None of these Thick walled vertical Horizontal Thin shperical (e.g. Horton sphere) None of these Thick walled vertical ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For pipe flows, head is proportional to __________ at constant capacity (where D = pipe diameter ). D² 1/D⁵ 1/D² 1/D D² 1/D⁵ 1/D² 1/D ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following lengths of heat exchanger tubes are normally not used in practice? 6 metres 2.5 metres 10 metres 0.5 metre 6 metres 2.5 metres 10 metres 0.5 metre ANSWER DOWNLOAD EXAMIANS APP