Process Equipment and Plant Design Thin spherical shells subjected to internal pressure, develop __________ stresses. Radial Both A & B Circumferential Neither A nor B Radial Both A & B Circumferential Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The equivalent diameter for fluid flow through a channel of constant non-circular cross section of area 'A' is given by (where, P = perimeter of the channel in contact with the fluid) 4 A/P √A 4 P/A A/P 4 A/P √A 4 P/A A/P ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design An increase in the liquid resistance to interphase mass transfer and a resultant reduction in plate efficiency is caused by Decrease in gas solubility for absorbers An increase in relatived volatility for rectification columns All of these An increase in liquid viscosity Decrease in gas solubility for absorbers An increase in relatived volatility for rectification columns All of these An increase in liquid viscosity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Of the pressure vessels, with same thickness but different diameters, which one withstands higher pressure? Larger dia long vessel Smaller dia vessel Larger dia vessel Strength of the vessel is same irrespective of the diameter Larger dia long vessel Smaller dia vessel Larger dia vessel Strength of the vessel is same irrespective of the diameter ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Liquid gradient over the tray results due to the Resistance offered to flow of liquids by caps & risers and the flow of gas Low gas velocity Large reflux ratio Large plate spacing Resistance offered to flow of liquids by caps & risers and the flow of gas Low gas velocity Large reflux ratio Large plate spacing ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Where does the maximum tensile strength occur in a thick cylindrical vessel subjected to internal pressure? At the inner surface None of these At the mid thickness of the cylindrical wall At the outer surface At the inner surface None of these At the mid thickness of the cylindrical wall At the outer surface ANSWER DOWNLOAD EXAMIANS APP
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