Mechanical Operations A belt conveyor used for the transportation of materials can Handle materials upto 5000 tons/hr All of these Run upto 1 km Travel at a speed upto 300 metres/minute Handle materials upto 5000 tons/hr All of these Run upto 1 km Travel at a speed upto 300 metres/minute ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of the __________ can be suitably done by ball mills, crushing rolls and rod mills. Metalliferrous ores Asbestos & mica Basic slags Non-metallic ores Metalliferrous ores Asbestos & mica Basic slags Non-metallic ores ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For the preliminary breaking of hard rock, we use a Gyratory crusher Ball mill Tube mill Squirrel-cage disintegrator Gyratory crusher Ball mill Tube mill Squirrel-cage disintegrator ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The critical speed of a trommel (N) is related to its dia (D) as N ∝ D N ∝ 1/√D N ∝ 1/D N ∝ √D N ∝ D N ∝ 1/√D N ∝ 1/D N ∝ √D ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Temperature of the product during ultrafine grinding Increases Decreases Remains constant May increase or decrease ; depends on the material being ground Increases Decreases Remains constant May increase or decrease ; depends on the material being ground ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations As particle size is reduced None of these Screening becomes progressively easier Screening becomes progressively more difficult Capacity and effectiveness of the screen is increased None of these Screening becomes progressively easier Screening becomes progressively more difficult Capacity and effectiveness of the screen is increased ANSWER DOWNLOAD EXAMIANS APP
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