Pick out the wrong statement.
A. More commonly used jaw crusher between Dodge jaw crusher and Blake jaw crusher is the later one
B. There are only four methods namely compression, impact, attrition and cutting, which the size reduction equipments employ
C. Cutting machines mainly employ 'attrition' for size reduction of solids
D. Operating principles of Dodge and Blake jaw crushers are combined in the working of universal jaw crushers
Answer: Option C
This Question Belongs to Chemical Engineering >> 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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