Mechanical Operations During size reduction by a jaw crusher, the energy consumed decreases with the Decreasing size of product at constant size of feed Decreasing machine capacity Increasing size of feed at constant reduction ratio None of these Decreasing size of product at constant size of feed Decreasing machine capacity Increasing size of feed at constant reduction ratio None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For Indian standard (IS) screens, the mesh number is equal to its aperture size expressed to the nearest deca-micron (0.01 mm). Aperture width of IS screen of mesh number 50 will be approximately __________ microns. 5000 500 5 50 5000 500 5 50 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Raw materials are charged in the iron blast furnace using Bucket elevator Screw conveyor Skip hoist None of these Bucket elevator Screw conveyor Skip hoist None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ is defined as the geometric mean of the relative rejections and the relative recoveries of two minerals. None of these Concentration ratio Selectivity index Separation efficiency None of these Concentration ratio Selectivity index Separation efficiency ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Dry powdery solid materials are transported by a __________ conveyor. Screw Belt None of these Bucket Screw Belt None of these Bucket ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not used as a filter medium in case of corrosive liquids? Nylon Cotton fabric Glass cloth Metal cloth of monel or stainless steel Nylon Cotton fabric Glass cloth Metal cloth of monel or stainless steel ANSWER DOWNLOAD EXAMIANS APP
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