Mechanical Operations Bucket elevators are not suitable for the vertical lifting of __________ materials. Free flowing Sticky (e.g. clay paste) Small lumpy (e.g. grains and sand) Fine (e.g. - 200 mesh size coal) Free flowing Sticky (e.g. clay paste) Small lumpy (e.g. grains and sand) Fine (e.g. - 200 mesh size coal) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For spheres, volume shape factor is given by AD/V π/6(=V/D³) 2π(=2A/D²) π(=A/D²) AD/V π/6(=V/D³) 2π(=2A/D²) π(=A/D²) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction mechanism used in Jaw crushers is Compression Attrition Impact Cutting Compression Attrition Impact Cutting ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During washing of filter at the end of constant pressure filtration, the rate of washing equals the rate of filtration When half the filtrate has been obtained At the end of filtration At time zero At the end of filtration, but decreases with time subsequently When half the filtrate has been obtained At the end of filtration At time zero At the end of filtration, but decreases with time subsequently ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pebble mills are tumbling mills widely used for grinding in the manufacture of paints & pigments and cosmetic industries, where iron contamination in the product is highly objectionable. Pebbles used in pebble mill are made of Concrete Flint or porcelain Stainless steel Bronze Concrete Flint or porcelain Stainless steel Bronze ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations With increase in the capacity of screens, the screen effectiveness Decreases exponentially Remains unchanged Increases Decreases Decreases exponentially Remains unchanged Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
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