A. Filters
B. Thickness
C. Cyclones
D. Sorting classifier
Solid particles of different densities are separated by _____________________? Read More »
Mechanical Operations A. Bucket elevator
B. Skip hoist
C. Screw conveyor
D. None of these
Raw materials are charged in the iron blast furnace using____________________? Read More »
Mechanical Operations A. Collector
B. Modifier
C. Frother
D. Activator
Pine oil used in froth floatation technique acts as a/an_____________________? Read More »
Mechanical Operations A. Wheat
B. Sand
C. Wet clay
D. None of these
_______________ is a cohesive solid ? Read More »
Mechanical Operations A. Bond’s crushing law
B. Kick’s law
C. Rittinger’s law
D. None of these
A. Dry
B. Wet
C. Ultrafine
D. Intermediate
Use of ‘grinding aids’ is done in _______________ grinding? Read More »
Mechanical Operations A. Resistance decreases with time
B. Rate of filtration is constant
C. Rate of filtration increases with time
D. Rate of filtration decreases with time
In constant pressure filtration ? Read More »
Mechanical Operations A. Calcite
B. Quartz
C. Corundum
D. Gypsum
Which of the following is the hardest material ? Read More »
Mechanical Operations A. Decantation
B. Flocculation
C. Sedimentation
D. Classification
A. Decreases
B. Increases
C. Does not effect
D. None of these
increasing the capacity of a screen _______________ the screen effectiveness? Read More »
Mechanical Operations