Pick out the wrong statement pertaining to the roll crushers.
A. Maximum feed size determines the required roll diameter
B. For hard material's crushing, the reduction ratio should not exceed 4
C. Both the rolls run necessarily at the same speed
D. Reduction ratio and differential roll speed affect production rate & energy consumed per unit of surface produced
Answer: Option C
This Question Belongs to Chemical Engineering >> Mechanical Operations
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
Join The Discussion