Process Equipment and Plant Design Overall mass transfer co-efficient in case of absorption of __________ in water is based on the gas film co-efficient only, as the mass transfer process is gas film (phase) controlling. CO₂ None of these NH₃ SO₂ CO₂ None of these NH₃ SO₂ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Overall tray efficiency of a distillation column is the ratio of the number of Ideal trays required to the number of real trays required Overall gas transfer units to the number of ideal trays required Real trays required to the number of ideal trays required None of these Ideal trays required to the number of real trays required Overall gas transfer units to the number of ideal trays required Real trays required to the number of ideal trays required None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Reflux ratio variation in a distillation column is between None of these Minimum and infinity Zero and infinity Zero and one None of these Minimum and infinity Zero and infinity Zero and one ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The circumferential (hoop) stress in a thin walled cylinderical vessel under internal pressure is pd/t pd/2t pd/3t pd/4t pd/t pd/2t pd/3t pd/4t ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design What is the minimum recommended ligament for square pitch arrangement in case of heat exchangers? 6.5 mm 6.5 cms Equal to tube O.D Equal to tube I.D 6.5 mm 6.5 cms Equal to tube O.D Equal to tube I.D ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Length to diameter ratio of most rotary driers is in the range of 4 to 10 1 to 2 10 to 20 20 to 30 4 to 10 1 to 2 10 to 20 20 to 30 ANSWER DOWNLOAD EXAMIANS APP
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