A. Fibrous cloth
B. Woven wire screen
C. Punched plate
D. None of these
Related Mcqs:
- Reciprocating screens are normally inclined at an angle of 5° with the horizontal and employ gyratory motion at feed end & reciprocating motion at the discharge end. They are not suitable for the screening of the ___________________?
A. Light metal powder down upto 4 mesh size
B. Dry chemicals
C. Heavy tonnages of rocks or gravel
D. Powdered food & granular materials - Trommels are revolving screens which normally operate in the range of _______________ rpm?
A. 1 – 2
B. 15 – 20
C. 40 – 50
D. 60 – 75 - Trommels separate a mixture of particles depending on their_____________________?
A. Size
B. Density
C. Wettability
D. Electrical & magnetic properties - Vibrating screens are used for handling large tonnages of materials. The vibrating motion is imparted to the screening surface by means of_____________________?
A. Electromagnets
B. Cams or eccentric shafts
C. Unbalanced flywheels
D. Either A., B. or C. - Which of the following is not an industrial screening equipment ?
A. Sharpies centrifuge
B. Vibrating screen
C. Grizzly
D. Trommel - Separation of materials of the same density based on their sizes by using then-different rates of flow is called__________________?
A. Sorting
B. Sizing
C. Flocculation
D. Elutriation - Which of the following crushing laws is most accurately applicable to the fine grinding of materials ?
A. Bond’s crushing law
B. Kick’s law
C. Rittinger’s law
D. None of these - Tabling process used for separating two materials of different densities by passing the dilute pulp over a table/deck, which is inclined from the horizontal surface at an angle of about________________?
A. 1 to 2°
B. 2 to 5°
C. 5 to 10°
D. 10 to 15° - Which of the following terminology is not used for size reduction of materials to fine sizes or powders ?
A. Comminution
B. Dispersion
C. Pulverisation
D. Compression - Separation of materials into products based on the difference of their sizes is called___________________?
A. Sizing
B. Sorting
C. Classification
D. Flocculation
