Mechanical Operations What is the selectivity index, if the grade of tailings & concentrate is the same? 0.5 1 ∞ 0.5 1 ∞ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Energy requirement (per unit mass of material crushed/ground) is highest for Rod mill Jaw crusher Fluid energy mill Ball mill Rod mill Jaw crusher Fluid energy mill Ball mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not categorised as a "mechanical operation"? Size enlargement Filtration Agitation Humidification Size enlargement Filtration Agitation Humidification ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ mixer is used for devulcanisation of rubber scrap & making water dispersion & rubber solution. Muller Rubbon blender Banbery Tumbler Muller Rubbon blender Banbery Tumbler ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In bag filters, filter fabrics are never made of Metallic wire woven mesh Polyester fibres Nylon fibres Cotton fibres Metallic wire woven mesh Polyester fibres Nylon fibres Cotton fibres ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Run of mine (ROM) coal is crushed by a __________ for use in domestic ovens. Hammer crusher Ball mill Tube mill Jaw crusher Hammer crusher Ball mill Tube mill Jaw crusher ANSWER DOWNLOAD EXAMIANS APP
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