Which of the following property of frothing action is very useful in froth floatation technique?
A. frothers should not be soluble in water
B. frothers would be distributed very unevenly in an aqueous solution
C. frothers with amino group and sulpho group is preferred
D. frothers should have the ability to adsorb on the air-water interface to reducing surface tension and stabilizing air-bubble
Answer: Option D
This Question Belongs to Mining Engineering >> Mineral Dressing In Mining
A separation dependent on optical and radioactive properties is called
A. froth floatation
B. sorting
C. gangue clearance
D. crushing
A. it shows highly skewed distribution
B. burden on routine analysis would be less and relatively few sieves will be needed to check the features of size distribution
C. the linear ordinates avoids significant percentage oversize or undersize
D. this is the only numerical parameter that helps visualizing the relative frequency of occurrence of various sizes present in the material
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