Mechanical Operations Production rate __________ with increased fineness, with a given energy input to the size reduction machine. Decreases Increases Remains unchanged May increase or decrease; depends on the machine Decreases Increases Remains unchanged May increase or decrease; depends on the machine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Trommels are revolving screens which normally operate in the range of __________ rpm. 60 - 75 15 - 20 40 - 50 43832 60 - 75 15 - 20 40 - 50 43832 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Colloid mills achieve size reduction mainly by Compression Attrition Impact Cutting Compression Attrition Impact Cutting ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is a batch sedimentation equipment? Dry cyclone separator Filter thickener Rotary sprayer scrubber Dust catcher Dry cyclone separator Filter thickener Rotary sprayer scrubber Dust catcher 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 Bronze Flint or porcelain Stainless steel Concrete Bronze Flint or porcelain Stainless steel Concrete ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Grinding characteristic of a material is given by its Shatter index Abrasion index Angle of repose HGI Shatter index Abrasion index Angle of repose HGI ANSWER DOWNLOAD EXAMIANS APP
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