Mechanical Operations

A. Canvas fabric
B. Diatomaceous earth
C. Calcined lime
D. None of these

A. Produces mainly axial flow
B. Is used for mixing high viscosity pastes
C. Runs at very slow speed (2 rpm)
D. All A., B. and C.

A. Entails less labor cost
B. Facilitates filtration under higher pressure
C. Provides more effective washing
D. All A., B. & C.

A. 1.5
B. 1
C. < 1
D. > 1

A. Mulling
B. Kneading
C. Dispersion
D. None of these

A. 0.01 L.S
B. 0.087 L.S
C. L.S
D. L.S/0.087

A. Carbonates
B. Sulphates
C. Silicates & phosphates
D. Bi-carbonates

A. Tearing (shear) and compression
B. Impact and attrition
C. Both A. & B.
D. Neither A. nor B.

A. Ultra
B. Disk-bowl
C. Both A. & B.
D. Neither A. nor B.

A. 1-5
B. 40-50
C. 75-80
D. 90-95