Mechanical Operations __________ conveyors are also called scrapers. Both B & C Screw Helical flight Apron Both B & C Screw Helical flight Apron ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The specific surface of spherical particles is given by (where D and ρ are diameter and density of particle). 2/D.p 4/D.p 6/D.p 12/D.p 2/D.p 4/D.p 6/D.p 12/D.p ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For grinding of cereals, grains, spices, pigments, saw dust, cork etc., the most extensively used size reduction equipment is a Crushing rolls Ball mill Hammer mill Buhrstone mill Crushing rolls Ball mill Hammer mill Buhrstone mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ is used for producing a thick suspension from a thin slurry. Plate and frame filter press Cartridge filter Pressure filter thickener Rotary drum vacuum filter Plate and frame filter press Cartridge filter Pressure filter thickener Rotary drum vacuum filter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ is a cohesive solid. Wet clay None of these Sand Wheat Wet clay None of these Sand Wheat ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Activators are those chemicals which help buoying up one mineral in preference to the other in the froth floatation process. Which of the following is an activator? Copper sulphate Cresylic acid Calcium carbonate Sodium carbonate Copper sulphate Cresylic acid Calcium carbonate Sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
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