Mechanical Operations Which of the follwoing mechanical conveyors does not come under the division 'scrapers'? Drag conveyor Ribbon conveyor Bucket elevators Flight conveyor Drag conveyor Ribbon conveyor Bucket elevators Flight conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Height of liquid in agitation tank is normally maintained equal to the tank diameter. However, if the tank is too tall and a large liquid hold up is desired, then two or more impellers mounted on the same shaft may be used. The clearance between the tank bottom and the bottom most impeller should be about (where, D = impeller diameter) D 0.5 D 1.5 D 2 D D 0.5 D 1.5 D 2 D ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following size reduction equipments employs mainly attrition for ultrafine grinding? All of these Jet mills Micronizer Fluid energy mill All of these Jet mills Micronizer Fluid energy mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Gravity settling process is not involved in the working of a Hydrocyclone Sedimentation tank Dorr-thickener Classifier Hydrocyclone Sedimentation tank Dorr-thickener Classifier ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations increasing the capacity of a screen __________ the screen effectiveness. Does not effect None of these Increases Decreases Does not effect None of these Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The mechanism of size reduction by a hammer mill is by impact and attrition between the Neither A nor B Grinding element & the housing Feed particles Both A & B Neither A nor B Grinding element & the housing Feed particles Both A & B ANSWER DOWNLOAD EXAMIANS APP
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