Mechanical Operations Pine oil and cresylic acid are used as __________ in the froth floatation process. Depressor Conditioner Collector Frother Depressor Conditioner Collector Frother ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Introduction of slurry in a plate and frame filter press is done through a plate in each frame. The plate of this filter has a __________ surface. Ribbed Either A or B Plane Curved Ribbed Either A or B Plane Curved ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The ratio of the area of openings in one screen (Taylor series) to that of the openings in the next smaller screen is 1 ?2 1.5 None of these 1 ?2 1.5 None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations What is the selectivity index, if the grade of tailings & concentrate is the same? 1 ∞ 0.5 1 ∞ 0.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Hot, lumpy & abrasive materials are best transported by using a/an __________ conveyor. Apron Belt Flight Screw Apron Belt Flight Screw ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The study on washability of coal is done by using the __________ technique. Elutriation None of these Tabling Heavy media separation Elutriation None of these Tabling Heavy media separation ANSWER DOWNLOAD EXAMIANS APP
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