Particle size range in which dust catcher (gravity settling chamber) works most effectively and efficiently is __________ microns.
A. < 5
B. 10 to 25
C. < 74
D. > 1000
Answer: Option C
Related Questions on Mechanical Operations
A. Rittinger's law
B. Kick's law
C. Bond's law
D. None of these
Traces of solids are removed from, liquid in a
A. Classifier
B. Clarifier
C. Sparkler filter
D. Rotary vacuum filter
Which of the following is not categorised as a "mechanical operation"?
A. Agitation
B. Filtration
C. Size enlargement
D. Humidification
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