Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles. Specific gravities Wettability None of these Shape Specific gravities Wettability None of these Shape ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cumulative analysis for determining surface is more precise than differential analysis, because of the None of these Fact that screening is more effective Assumption that all particles in a single fraction are equal in size, is not needed Assumption that all particles in a single fraction are equal in size None of these Fact that screening is more effective Assumption that all particles in a single fraction are equal in size, is not needed Assumption that all particles in a single fraction are equal in size ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Range of compressibility co-efficient of the commercial compressible cake obtained in filtration operation is 0.2 to 0.8 0.2 to 0.4 0.01 to 0.1 0.1 to 0.3 0.2 to 0.8 0.2 to 0.4 0.01 to 0.1 0.1 to 0.3 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pick out the wrong statement pertaining to the roll crushers. Reduction ratio and differential roll speed affect production rate & energy consumed per unit of surface produced For hard material's crushing, the reduction ratio should not exceed 4 Both the rolls run necessarily at the same speed Maximum feed size determines the required roll diameter Reduction ratio and differential roll speed affect production rate & energy consumed per unit of surface produced For hard material's crushing, the reduction ratio should not exceed 4 Both the rolls run necessarily at the same speed Maximum feed size determines the required roll diameter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The material is crushed in a gyratory crusher by the action of Cutting Compression Impact Attrition Cutting Compression Impact Attrition ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of materials of the same density based on their sizes by using then-different rates of flow is called Sorting Elutriation Sizing Flocculation Sorting Elutriation Sizing Flocculation ANSWER DOWNLOAD EXAMIANS APP
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