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.Management Sciences
A. Maldistribution of gas
B. Back trapping
C. Gas blowing beneath cap skit
D. All A., B. and C.
Related Mcqs:
- Value of Peclet number = 0, is the representative of ____________________?
- A. Laminar flow B. Complete back mixing C. Plug flow D. Eddy diffusivity = 0...
- ____________ is the determining factor for the number of bubble caps to be used per tray?
- A. Permissible slot velocity B. Tray diameter C. Liquid load D. Vapor load...
- Cooling water fouling factors vary in the range of 0.001 to 0.003____________________?
- A. (BTU/hr.ft2. °F)-1 B. (kcal/hr.m2.°C)-1 C. (W/m2.°K)-1 D. (kcal/hr. m. °C)-1...
- A pipe is generally made of circular cross-section, because a circular cross-section has the____________________?
- A. Higher structural strength B. Lowest surface area requirement for a given volume C. Both A. & B. D. None of these...
- Column support for the roof of cylindrical storage tank must be provided for___________________?
- A. Small diameter tanks B. Large diameter tanks C. Small diameter tall tanks D. All tanks irrespective of their heights and diameters...
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