Mechanical Operations For spheres, the surface shape factor is given by (where, A = area, V = volume, and D = diameter) π(=A/D²) π/6(=V/D³) None of these AD/V π(=A/D²) π/6(=V/D³) None of these AD/V 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 1.34 1 0.5 4.34 1.34 1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Traces of solids are removed from, liquid in a Rotary vacuum filter Classifier Clarifier Sparkler filter Rotary vacuum filter Classifier Clarifier Sparkler filter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Maximum size reduction in a ball mill is done by the, __________ action. Impact Compression Cutting Attrition Impact Compression Cutting Attrition ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Grinding characteristic of a material is given by its Angle of repose Shatter index Abrasion index HGI Angle of repose Shatter index Abrasion index HGI ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of ice and gypsum can be accomplished suitably by a __________ crusher. Gyratory Blake jaw None of these Toothed roll Gyratory Blake jaw None of these Toothed roll ANSWER DOWNLOAD EXAMIANS APP
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