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Chemical Engineering - Mechanical Operations

Exercise : Mechanical Operations - Section 1
6.
In continuous filtration (at a constant pressure drop), filtrate flow rate varies inversely as the
square root of the velocity.
square of the viscosity.
filtration time only.
washing time only.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
For sizing of fine materials, the most suitable equipment is a
trommel
grizzly
shaking screen
vibrating screen
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
Which of the following is not categorised as a "mechanical operation" ?
Agitation
Filtration
Size enlargement
Humidification
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
Which of the following is a pressure filter ?
Leaf filter (Moore filter).
Plate and flame filter.
Rotary drum filter.
Sand filter.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
Tabular bowl centrifuges as compared to disk bowl centrifuges
operate at higher speed.
employ bowl of larger diameter.
can not be operated under pressure/vacuum.
can't be used for separation of fine suspended solids from a liquid.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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