A. Propellers
B. Turbine agitators
C. Multiple blade paddles
D. None of these
Highly viscous liquids & pastes are agitated by________________? Read More »
Mechanical Operations A. Sharpies centrifuge
B. Vibrating screen
C. Grizzly
D. Trommel
Which of the following is not an industrial screening equipment ? Read More »
Mechanical Operations A. Panning
B. Spiralling
C. Tabling
D. None of these
Which of the following mineral dressing operations is termed as ‘comminution’? Read More »
Mechanical Operations A. 24
B. 74
C. 154
D. 200
200 mesh sieve size corresponds to _____________ microns? Read More »
Mechanical Operations A. Leaf filter (Moore filter)
B. Plate and flame filter
C. Rotary drum filter
D. Sand filter
Which of the following is a pressure filter ? Read More »
Mechanical Operations A. Nylon
B. Glass cloth
C. Metal cloth of monel or stainless steel
D. Cotton fabric
Which of the following is not used as a filter medium in case of corrosive liquids? Read More »
Mechanical Operations A. Cutting
B. Attrition
C. Compression
D. Impact
The main size reduction operation in ultrafine grinders is_____________? Read More »
Mechanical Operations A. Dispersion
B. Mastication
C. Kneading
D. None of these
Mixing of plastic solids is generally facilitated by___________________? Read More »
Mechanical Operations A. Increases
B. Increases linearly
C. Decreases
D. Is not affected
A. Hydrocyclone
B. Classifier
C. Dorr-thickener
D. Sedimentation tank
Gravity settling process is not involved in the working of a________________? Read More »
Mechanical Operations