Mechanical Operations Size reduction of fibrous materials like wood, asbestos, mica etc. is done by a disintegrator exemplified by the Blake jaw crusher Stamp mill Bradford's breaker Cage mill Blake jaw crusher Stamp mill Bradford's breaker Cage mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Vibrating screens have capacity in the range of __________ tons/ft² .mm mesh size. 5 to 25 50 to 100 100 to 250 0.2 to 0.8 5 to 25 50 to 100 100 to 250 0.2 to 0.8 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Balls for ball mills are never made of Lead Alloy steel Forged/cast steel Cast iron Lead Alloy steel Forged/cast steel Cast iron ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following parts of a jaw crusher is subjected to maximum wear and tear during its operation? Jaw plates Toggles Check plates Crush shaft Jaw plates Toggles Check plates Crush shaft ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Mechanical conveyors which push the material along an endless trough or tube are called scrappers. Which of the following conveying equipments comes under the category of 'scrappers'? Flight conveyor Screw conveyor Bucket conveyor Both B and C Flight conveyor Screw conveyor Bucket conveyor Both B and C ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The critical speed of a trommel (N) is related to its dia (D) as N ∝ 1/D N ∝ 1/√D N ∝ D N ∝ √D N ∝ 1/D N ∝ 1/√D N ∝ D N ∝ √D ANSWER DOWNLOAD EXAMIANS APP
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