Which of the following relationships between co-efficinet of friction (μ) between rock & roll and a (half of the angle of nip) of the particle to be crushed is correct ?
A. Μ > tan α
B. Μ ≥ tan α
C. Μ > tan 2α
D. Μ ≤ tan α
Answer: Option B
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