A. Smooth roll crusher
B. Toothed roll crusher
C. Gyratory crusher
D. Tube mill
Related Mcqs:
- Which of the following crushers can be considered as a combination of a jaw crusher and a roller crusher ?
A. Rod mill
B. Fluid energy mill
C. Gyratory crusher
D. Ball mill - The capacity of a gyratory crusher is ______________ that of a jaw crusher with the same gape, handling the same feed & for the same product size range.?
A. Same as
B. 2.5 times
C. 5 times
D. 10 times - According to Taggart’s rule for selecting between a gyratory crusher and a jaw crusher; the later should be used, if the hourly tonnage to be crushed divided by the square of the gape expressed in cm is less than_______________?
A. 0.00184
B. 0.0184
C. 0.184
D. 1.84 - Which of the following is a fine crusher ?
A. Blake jaw crusher
B. Gyratory crusher
C. Toothed roll crusher
D. Dodge jaw crusher - Which of the following is not a part of the Blake jaw crusher ?
A. Hanger
B. Check plates
C. Toggles
D. Pitman - Which of the following comes in the category of primary crusher for hard and tough stone ?
A. Jaw crusher
B. Cone crusher
C. Gyratory crusher
D. None of these - Which of the following parts of a jaw crusher is subjected to maximum wear and tear during its operation ?
A. Check plates
B. Jaw plates
C. Toggles
D. Crush shaft - ______________ are used for the separation of coarse particles from a slurry of fine particles?
A. Thickeners
B. Classifiers
C. Hydrocyclones
D. Decanters - For coarse reduction of hard solids, use ____________________?
A. Impact
B. Attrition
C. Compression
D. Cutting - Half the angle of nip, (α), for a roll crusher is given by (where, dr, dp and df are diameters of crushing rolls, feed particles and rolls gap respectively) ?
A. cos α = (dr + dp)/(dr + df)
B. cos α = (dr + df)/(dr + dp)
C. tan α = (dr + dp)/(dr + df)
D. sin α = (dr + dp)/(dr + df)
