Mechanical Operations For grinding of cereals, grains, spices, pigments, saw dust, cork etc., the most extensively used size reduction equipment is a Hammer mill Crushing rolls Ball mill Buhrstone mill Hammer mill Crushing rolls Ball mill Buhrstone mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is the most suitable for cleaning of fine coal dust (<0.5 mm)? Froth floatation Baum jig washer Trough washer Spiral separator Froth floatation Baum jig washer Trough washer Spiral separator ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is a continuous filter? Cartridge filter Plate and frame filter Shell and leaf filter None of these Cartridge filter Plate and frame filter Shell and leaf filter None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For achieving maximum capacity of the ball mill, the ball charge should be equal to about __________ percent of the ball mill volume. 75 50 10 25 75 50 10 25 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filter aids like asbestos, kieselguhr, diatomaceous earth etc. are used to increase the porosity of the final filter cake & reducing the cake resistance during filtration. Filter aid is Separated from the cake by dissolving solids or by burning it off Precoated on the filter medium prior to filtration Added to the feed slurry All of these Separated from the cake by dissolving solids or by burning it off Precoated on the filter medium prior to filtration Added to the feed slurry All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Screw conveyors are Run at very high rpm Suitable for highly abrasive materials Suitable for sticky materials All of these Run at very high rpm Suitable for highly abrasive materials Suitable for sticky materials All of these ANSWER DOWNLOAD EXAMIANS APP
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