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Chemical Engineering - Mass Transfer

Exercise : Mass Transfer - Section 1
36.
Make up water is required in a cooling tower to replace the water lost by
evaporation
drift
blowdown and leakage
all (a), (b) and (c)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
Which of the following quantities need not be fixed before starting the design of a co-current absorber ?
Heat gain or loss
Flow rate of entering liquid
Flow rate of gas
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
Mass transfer co-efficient of liquid is
affected more by temperature than that for gases.
affected much less by temperature than that for gases.
not affected by the temperature.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
Absorption accompanied with chemical reaction is exemplified by the absorption of
ammonia in water.
benzol present in coke oven gas by wash oil.
SO2 in alkaline solution.
all (a), (b) and (c).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
Which of the following unit operations makes use of Thiele-Geddes equation ?
Liquid-liquid extraction
Solid-liquid extraction
Multicomponent absorption with chemical reaction
Multicomponent distillation.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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