Mechanical Operations In froth floatation, chemical agent added to cause air adherence is called Collector Frother Modifier Activator Collector Frother Modifier Activator ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The unit of filter medium resistance is Gm⁻¹ Cm⁻¹ Gm/cm⁻¹ Cm/gm⁻¹ Gm⁻¹ Cm⁻¹ Gm/cm⁻¹ Cm/gm⁻¹ ANSWER DOWNLOAD EXAMIANS APP
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 increasing the capacity of a screen __________ the screen effectiveness. Does not effect Increases Decreases None of these Does not effect Increases Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sedimentation on commercial scale occurs in Rotary drum filters Cyclones Classifiers Thickeners Rotary drum filters Cyclones Classifiers Thickeners ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Laminar flow region is said to exist during agitation of a liquid in an agitator, when the value of Reynolds number is >100 >10 >100 >10 ANSWER DOWNLOAD EXAMIANS APP