Process Equipment and Plant Design The average velocity in the tubes of a 1-4 heat exchanger is __________ times that in 1-1 heat exchanger having the same size & number of tubes and operated at same liquid flow rate. 4 43834 43832 2 4 43834 43832 2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Factor of safety (i.e., overdesign factor) in heat transfer equipments is about __________ percent more than the actual/theoretical design factor. 35-40 43961 30-35 15-20 35-40 43961 30-35 15-20 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 20 7.5 15 2.5 20 7.5 15 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Back-trapping in a distillation column results due to High gas velocity Low reflux ratio Excessive liquid gradient over the tray Low gas velocity High gas velocity Low reflux ratio Excessive liquid gradient over the tray Low gas velocity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Stage efficiency for packed tower varies with the Type & size of packing All of these Operating pressure and column diameter Fluid rates and fluid properties Type & size of packing All of these Operating pressure and column diameter Fluid rates and fluid properties ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In case of a shell and tube heat exchanger, the effect of L/D on inside film heat transfer co-efficient (hi) vanishes after a Reynold number of 10000 1000 5000 3000 10000 1000 5000 3000 ANSWER DOWNLOAD EXAMIANS APP
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