Mechanical Operations __________ is used for producing a thick suspension from a thin slurry. Pressure filter thickener Plate and frame filter press Rotary drum vacuum filter Cartridge filter Pressure filter thickener Plate and frame filter press Rotary drum vacuum filter Cartridge filter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Length/diameter ratio of a ball mill is > 1 < 1 1 1.5 > 1 < 1 1 1.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A filter press is A batch filter Having prohibitively high maintenance cost Not suitable, if the liquid is the main product Not suitable for wide range of materials under varying operating conditions of cake thickness and pressure A batch filter Having prohibitively high maintenance cost Not suitable, if the liquid is the main product Not suitable for wide range of materials under varying operating conditions of cake thickness and pressure 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'? Bucket conveyor Flight conveyor Both B and C Screw conveyor Bucket conveyor Flight conveyor Both B and C Screw conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During agitation of liquids, power consumption during laminar flow is not proportional to the Square of rotational speed Cube of impeller diameters Viscosity of the liquid Density of the liquid Square of rotational speed Cube of impeller diameters Viscosity of the liquid Density of the liquid ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The value of work index does not change materially from one equipment to another. If the value of work index determined for close circuit grinding is Wi, then the same for open circuit grinding will be 3.34 Wi 0.5 Wi Wi 1.34 Wi 3.34 Wi 0.5 Wi Wi 1.34 Wi ANSWER DOWNLOAD EXAMIANS APP
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