Process Equipment and Plant Design In hydrostatic testing of welded pipe (for leakage, strength etc.) the ratio of minimum hydrostatic test pressure to internal design pressure is around 3.5 2.5 1.5 0.5 3.5 2.5 1.5 0.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Larger depth of liquid on the trays of a distillation column Both A & B Results in higher pressure drop per tray Leads to high tray efficiency Neither A nor B Both A & B Results in higher pressure drop per tray Leads to high tray efficiency Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design With increase in temperature drop (in a shell and tube heat exchanger), the LMTD correction factor, FT Decreases very rapidly Remains constant Increases linearly Increases very rapidly Decreases very rapidly Remains constant Increases linearly Increases very rapidly ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a pressure vessel containing multiple openings of various dimensions at different parts, stress concentration at the edges of the opening is maximum which becomes negligibly small beyond the area covered by __________ times the hole diameter. Two Twenty Five Ten Two Twenty Five Ten ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Low pressure steam (with saturation temperature between 105 to 120°C) is usually used in the vacuum evaporators, which normally employ a vacuum of about __________ mm Hg (referred to a 760 mm mercury barometer). 250 750 650 450 250 750 650 450 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Circumferential (hoop) stress in a thin cylindrical vessel under internal pressure is __________ the longitudinal stress. Equal to Half Eight times Twice Equal to Half Eight times Twice ANSWER DOWNLOAD EXAMIANS APP