Process Equipment and Plant Design The maximum liquid gradient over a tray must not exceed 2"-3.5" Half the tray spacing 5" 0.5" -1.25" 2"-3.5" Half the tray spacing 5" 0.5" -1.25" ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Nominal size of a pipe is an indication of its __________ diameter. Approximate None of these Outer Inner Approximate None of these Outer Inner ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In case of 1.5" heat exchanger tubes, the inside flow area __________ with decrease in BWG. Remains same Increases None of these Decreases Remains same Increases None of these Decreases ANSWER DOWNLOAD EXAMIANS APP
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 2 43832 4 43834 2 43832 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 Both A & B Economic limit reached, when the plant cost exceeds the saving of steam Practical limit reached, due to low heat transfer rate because of inadequate temperature difference Neither A nor B Both A & B Economic limit reached, when the plant cost exceeds the saving of steam Practical limit reached, due to low heat transfer rate because of inadequate temperature difference Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Back-trapping in a distillation column results due to Low reflux ratio Excessive liquid gradient over the tray High gas velocity Low gas velocity Low reflux ratio Excessive liquid gradient over the tray High gas velocity Low gas velocity ANSWER DOWNLOAD EXAMIANS APP
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