Which of the following is not a revolving/tumbling mill used for size reduction ?

A. 0.01 to 0.1
B. 0.1 to 0.3
C. 0.2 to 0.8
D. 0.2 to 0.4

vegetable products.
A. Buhrstone
B. Roller
C. Attrition
D. Pebble

A. Maximum porosity at the upstream side
B. Maximum porosity at the filter medium
C. Same porosity throughout the cake thickness
D. None of these

A. 0
B. ∞
C. 1
D. 0.5

A. Banbury
B. Pug mill
C. Tumbling
D. Pan

A. Coarse
B. Fine
C. Colloidal
D. Dissolved