Mechanical Operations __________ is defined as the geometric mean of the relative rejections and the relative recoveries of two minerals. Selectivity index Concentration ratio Separation efficiency None of these Selectivity index Concentration ratio Separation efficiency None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is a batch sedimentation equipment? Rotary sprayer scrubber Dry cyclone separator Filter thickener Dust catcher Rotary sprayer scrubber Dry cyclone separator Filter thickener Dust catcher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a revolving mill, wet grinding compared to dry grinding Requires more energy Has less capacity None of these Complicates handling & classification of the product Requires more energy Has less capacity None of these Complicates handling & classification of the product ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Weber number is significant and is concerned with the Dispersion of liquid in liquid Liquid-liquid mixing Suspension of solid in liquid Solid-liquid mixing Dispersion of liquid in liquid Liquid-liquid mixing Suspension of solid in liquid Solid-liquid mixing ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ball mills and tube mills with flint or porcelain balls are used for size reduction of Limestone Asbestos Non-metallic ores Rubber Limestone Asbestos Non-metallic ores Rubber ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a plate and frame filter press, filtrate flow through the cake follows __________ flow. Turbulent None of these Laminar Plug Turbulent None of these Laminar Plug ANSWER DOWNLOAD EXAMIANS APP
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