Mechanical Operations Temperature of the product during ultrafine grinding Increases Decreases May increase or decrease ; depends on the material being ground Remains constant Increases Decreases May increase or decrease ; depends on the material being ground Remains constant ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Rittinger number which designates the new surface prduced per unit of mechanical energy absorbed by the material being crushed, depends on the State or manner of application of the crushing force Ultimate strength of the material All of these Elastic constant of the material State or manner of application of the crushing force Ultimate strength of the material All of these Elastic constant of the material ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The opening of a 200 mesh screen (Taylor series) is 0.0047 cm 0.0074 mm 74 mili-microns 0.0074 cm 0.0047 cm 0.0074 mm 74 mili-microns 0.0074 cm ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not used as filter aid? Rice husk Diatomaceous earth Asbestos Purified wood cellulose Rice husk Diatomaceous earth Asbestos Purified wood cellulose 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) 2 D D 1.5 D 0.5 D 2 D D 1.5 D 0.5 D ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a hammer crusher, the final product size depends on the Feed rate All of these Clearance between hammer & grinding plates Rotor speed Feed rate All of these Clearance between hammer & grinding plates Rotor speed ANSWER DOWNLOAD EXAMIANS APP
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