Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles. Shape Wettability Specific gravities None of these Shape Wettability Specific gravities None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For spheres, the specific surface shape factor is given by A/V AD/V √(AD/V) D/V A/V AD/V √(AD/V) D/V ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Grindability of a material does not depend upon its Size Toughness Elasticity Hardness Size Toughness Elasticity Hardness ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ centrifuge is the most suitable for separation of non-friable crystals. Perforated horizontal basket continuous Suspended batch basket Tubular bowl Disc-bowl Perforated horizontal basket continuous Suspended batch basket Tubular bowl Disc-bowl ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ is defined as the geometric mean of the relative rejections and the relative recoveries of two minerals. Concentration ratio None of these Selectivity index Separation efficiency Concentration ratio None of these Selectivity index Separation efficiency 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 Flocculation Sizing Elutriation Sorting Flocculation Sizing Elutriation Sorting ANSWER DOWNLOAD EXAMIANS APP
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