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. NH₃ None of these CO₂ SO₂ NH₃ None of these CO₂ SO₂ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Cylinderical shell thickness of rotary drier is generally __________ mm. 43990 18-22 44180 43864 43990 18-22 44180 43864 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Height of the flights in the rotary drier is in the range of 0.2 to 0.5 d 0.08 to 0.12 d 0.02 to 0.05 d 0.5 to 0.6 d 0.2 to 0.5 d 0.08 to 0.12 d 0.02 to 0.05 d 0.5 to 0.6 d 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 Both A & B Practical limit reached, due to low heat transfer rate because of inadequate temperature difference Economic limit reached, when the plant cost exceeds the saving of steam Neither A nor B Both A & B Practical limit reached, due to low heat transfer rate because of inadequate temperature difference 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 Floating head heat exchangers are used for the Heat transfer between corrosive fluids Cases where temperature difference between the shell and the tubes is more (>50°C) Counter-current heat transfer systems Co-current heat transfer systems Heat transfer between corrosive fluids Cases where temperature difference between the shell and the tubes is more (>50°C) Counter-current heat transfer systems Co-current heat transfer systems ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Fouling factor must be included in the calculation of over all design heat transfer coefficient, when the liquid Containing suspended solids flows at low velocity Is highly viscous Containing suspended solids flows at high velocity Is of high specific gravity Containing suspended solids flows at low velocity Is highly viscous Containing suspended solids flows at high velocity Is of high specific gravity ANSWER DOWNLOAD EXAMIANS APP
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