Process Equipment and Plant Design Speed of industrial paddle agitator ranges from __________ rpm. 1000 to 2000 500 to 750 20 to 100 1 to 5 1000 to 2000 500 to 750 20 to 100 1 to 5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for fully open gate valves would be Both B and C Much more than that for fully open globe valves Around 7 Much less (say 2% than that for fully open globe valves) Both B and C Much more than that for fully open globe valves Around 7 Much less (say 2% than that for fully open globe valves) 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). 450 650 250 750 450 650 250 750 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Movement of pipeline caused by thermal expansion is taken care by providing Expansion joint Change in the shape of pipeline All of these Changes in its direction Expansion joint Change in the shape of pipeline All of these Changes in its direction ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Steam economy is defined as the amount of evaporation per unit amount of steam used, while the capacity is the total evaporation obtained per hour. Use of multiple effect in evaporation Increases capacity Does not affect the capacity Both B & C Increases economy Increases capacity Does not affect the capacity Both B & C Increases economy ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Weep holes provided in the plates of a distillation column All of these Facilitate draining out liquid from a tray when the unit is not in operation Are normally located near the overflow weir so that any delivery of liquid during operation follows approximately the same path as the overflow fluid Must be large enough (usually 1/4" to 5/8" dia) to prevent plugging but should not deliver excessive amount of fluid during operation All of these Facilitate draining out liquid from a tray when the unit is not in operation Are normally located near the overflow weir so that any delivery of liquid during operation follows approximately the same path as the overflow fluid Must be large enough (usually 1/4" to 5/8" dia) to prevent plugging but should not deliver excessive amount of fluid during operation ANSWER DOWNLOAD EXAMIANS APP
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