Mechanical Operations Size reduction of the __________ can be suitably done by ball mills, crushing rolls and rod mills. Metalliferrous ores Basic slags Non-metallic ores Asbestos & mica Metalliferrous ores Basic slags Non-metallic ores Asbestos & mica ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A belt conveyor used for the transportation of materials can Run upto 1 km Travel at a speed upto 300 metres/minute All of these Handle materials upto 5000 tons/hr Run upto 1 km Travel at a speed upto 300 metres/minute All of these Handle materials upto 5000 tons/hr ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration operation carried out by continuous increase of the inlet pressure of slurry, is called the __________ filtration. Varying rate Constant rate Varying pressure Constant pressure Varying rate Constant rate Varying pressure Constant pressure ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a mixer, the quantity, (v. L/D) is termed as __________ number(where, v = longitudinal velocity of material, L = length of the mixer, D = diffusivity in axial mixing). Schmidt Peclet Brinkman Weber Schmidt Peclet Brinkman Weber ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is the most suitable for cleaning of fine coal dust (<0.5 mm)? Spiral separator Froth floatation Trough washer Baum jig washer Spiral separator Froth floatation Trough washer Baum jig washer ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Reciprocal of sphericity is termed as the Sauter diameter Specific surface ratio Surface area per unit mass Shape factor Sauter diameter Specific surface ratio Surface area per unit mass Shape factor ANSWER DOWNLOAD EXAMIANS APP
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