Mechanical Operations __________ mixer is used for devulcanisation of rubber scrap & making water dispersion & rubber solution. Banbery Tumbler Rubbon blender Muller Banbery Tumbler Rubbon blender Muller 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 Separation efficiency Selectivity index None of these Concentration ratio Separation efficiency Selectivity index ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Production rate __________ with increased fineness, with a given energy input to the size reduction machine. Decreases Increases May increase or decrease; depends on the machine Remains unchanged Decreases Increases May increase or decrease; depends on the machine Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The main differentiation factor between tube mill and ball mill is the Size of the grinding media Final product size Operating speed Length to diameter ratio Size of the grinding media Final product size Operating speed Length to diameter ratio ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ balls capable of grinding the feed in a ball mill gives the maximum efficiency. Cast iron Maximum size Elliptical Minimum size Cast iron Maximum size Elliptical Minimum size ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The reduction ratio for grinders is defined as(where, Df and Dp are average diameters of feed and product respectively). Df/Dp Df - Dp None of these Dp/Df Df/Dp Df - Dp None of these Dp/Df ANSWER DOWNLOAD EXAMIANS APP
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