Related Questions

Rashna Company collected the following data in its accounting records in 2014 : From the income statement : Depreciation expense Tk. 1,000 Loss on sale of equipment 3,000 From the comparative balance sheet : Beginning balance , equipment Tk. 12,500 Ending balance , equipment 8,000 Beginning balance , accumulated depreciation 2,000 Ending balance , accumulated depreciation 2,400 No new equipment was purchased during the year. The equipment was sold at the end of the year. What was the cash in -flow from the sale of equipment in 2014?
A Tk, 3,900
B Tk. 1,000
C Tk. 900
D Tk. 600
Out of the following gas-liquid contacting devices, for a given set of operating conditions, gas pressure drop is the least in __________ tower.
A Wetted wall
B Bubble cap
C Perforated tray
D Packed
A claming section before the liquid flows into the downcomer is privided to
A Permit release of entrained vapour in the liquid
B Reduce the discharge fluctuation
C Ensure better vapour-liquid contact
D Cool the liquid before it flows down
In packed absorption tower, onset of flooding usually occurs at a pressure drop of about __________ mm of water column per metre height of packing.
A 25-50
B 50-75
C 200-250
D 750-1000
Which of the following gas-liquid contacting devices incurs the least pressure drop for a particular duty?
A Grid tray tower
B Perforated tray tower
C Wetted wall tower
D Bubble cap tower
In the downcomer of a distillation column, the minimum recommended residence time is about __________ seconds.
A 2.5
B 5
C 12.5
D 17.5
Under conditions of flooding in packed tower, the gas pressure drop
A Decreases rapidly
B Increases rapidly
C Remains constant
D Is maximum
__________ tower is the most suitable gas-liquid contacting device involving highly corrosive fluids.
A Sieve plate
B Packed
C Bubble cap plate
D None of these
For identical operating conditions, the pressure drop over __________ tray is the highest out of the following.
A Sieve
B Valve
C Counterflow
D Bubble cap
Pressure drop per tray in the atmospheric distillation column is about __________ psi.
A 0.01 - 0.5
B 0.07 - 0.12
C 0.5 - 1.0
D 1 - 3

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