Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles. Shape Wettability Specific gravities None of these Shape Wettability Specific gravities None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a ball mill, Coarse feed requires a larger ball None of these Operating speed should be more than the critical speed Fine feed requires a larger ball Coarse feed requires a larger ball None of these Operating speed should be more than the critical speed Fine feed requires a larger ball ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Choke crushing (in case of a Jaw crusher) compared to free crushing Both A and C Consumes less power Results in increased capacity Consumes more power Both A and C Consumes less power Results in increased capacity Consumes more power ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During the washing of cake Filter medium resistance decreases Cake resistance decreases All the resistances are constant Filter medium resistance increases Filter medium resistance decreases Cake resistance decreases All the resistances are constant Filter medium resistance increases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size measurement of ultrafine particles can be best expressed in terms of Micron Screen size Centimetre Surface area per unit mass Micron Screen size Centimetre Surface area per unit mass ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ is a cohesive solid. Wet clay Wheat None of these Sand Wet clay Wheat None of these Sand ANSWER DOWNLOAD EXAMIANS APP