Mechanical Operations For benefication of iron ore, the most commonly used method is Jigging & tabling Flocculation Froth floatation None of these Jigging & tabling Flocculation Froth floatation None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most common filter aid is Diatomaceous earth Sodium carbonate Calcium silicate Silica gel Diatomaceous earth Sodium carbonate Calcium silicate Silica gel ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For achieving maximum capacity of the ball mill, the ball charge should be equal to about __________ percent of the ball mill volume. 75 25 10 50 75 25 10 50 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The specific surface of spherical particles is given by (where D and ρ are diameter and density of particle). 4/D.p 6/D.p 12/D.p 2/D.p 4/D.p 6/D.p 12/D.p 2/D.p ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During the washing of cake Cake resistance decreases Filter medium resistance increases All the resistances are constant Filter medium resistance decreases Cake resistance decreases Filter medium resistance increases All the resistances are constant Filter medium resistance decreases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Grinding characteristic of a material is given by its HGI Abrasion index Angle of repose Shatter index HGI Abrasion index Angle of repose Shatter index ANSWER DOWNLOAD EXAMIANS APP
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