Process Equipment and Plant Design Maximum size of the raschig rings used in a packed tower is about __________ of the coloumn diameter. 1/30th 1/20th 1/50th 1/10th 1/30th 1/20th 1/50th 1/10th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ dished head is the strongest of all. None of these Elliptical Torispherical Hemispherical None of these Elliptical Torispherical Hemispherical ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, triangular pitch arrangement as compared to square pitch arrangement Can accomodate less number of tubes for a given shell diameter Creates relatively lower turbulence on the shell side resulting in lower shell side heat transfer co-efficient Results in higher shell side pressure drop Facilitates easier shell side cleaning; hence is more suitable for handling high dirt factor shell side fluid Can accomodate less number of tubes for a given shell diameter Creates relatively lower turbulence on the shell side resulting in lower shell side heat transfer co-efficient Results in higher shell side pressure drop Facilitates easier shell side cleaning; hence is more suitable for handling high dirt factor shell side fluid ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following packing materials provides for maximum mass transfer? Raschig rings All of these Lessig rings Cross-partition rings Raschig rings All of these Lessig rings Cross-partition rings 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 Practical limit reached, due to low heat transfer rate because of inadequate temperature difference Both A & B Economic limit reached, when the plant cost exceeds the saving of steam Neither A nor B Practical limit reached, due to low heat transfer rate because of inadequate temperature difference Both A & B Economic limit reached, when the plant cost exceeds the saving of steam Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Larger depth of liquid on the trays of a distillation column Neither A nor B Results in higher pressure drop per tray Both A & B Leads to high tray efficiency Neither A nor B Results in higher pressure drop per tray Both A & B Leads to high tray efficiency ANSWER DOWNLOAD EXAMIANS APP
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