Mechanical Operations Which of the following oxides is not present in hematite iron ore? Manganese oxide Cobalt oxide Calcium oxide Titanium oxide Manganese oxide Cobalt oxide Calcium oxide Titanium oxide ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is the most suitable for handling fibrous and dense slurries? Radial propeller agitator Cone type agitator Propeller agitator Turbine agitator Radial propeller agitator Cone type agitator Propeller agitator Turbine agitator ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Xanthates are used in the froth floatation process as a/an Activator Frother Collector Conditioner Activator Frother Collector Conditioner ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Work index is the gross energy (kWh/tonne of feed) necessary to reduce a very large feed to such a size that 80% of product particles will pass through a 0.1 mm screen. The value of work index determined for wet grinding should be multiplied with __________ to get the same for dry grinding. 0.5 4.34 1 1.34 0.5 4.34 1 1.34 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ are used for the separation of coarse particles from a slurry of fine particles. Decanters Hydrocyclones Classifiers Thickeners Decanters Hydrocyclones Classifiers Thickeners ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A gravity decanter is meant for the separation of two __________ density. Miscible liquids of different Immiscible liquids of different Miscible liquids of same Immiscible liquids of same Miscible liquids of different Immiscible liquids of different Miscible liquids of same Immiscible liquids of same ANSWER DOWNLOAD EXAMIANS APP
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