Mechanical Operations In froth floatation, chemical agent added to cause air adherence is called Collector Activator Frother Modifier Collector Activator Frother Modifier ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The inlet pressure in a constant rate filtration None of these Decreases gradually Increases continuously Remains constant None of these Decreases gradually Increases continuously Remains constant 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 1.5 D 0.5 D 2 D D 1.5 D 0.5 D 2 D ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The specific cake resistance for incompressible sludges is (where ΔP = pressure drop over cake) ∝ √ΔP ∝ 1/ ΔP ∝ ΔP Independent of ΔP ∝ √ΔP ∝ 1/ ΔP ∝ ΔP Independent of ΔP ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ mill is not used for grinding wheat into flour and for milling of cereals & other vegetable products. Buhrstone Roller Attrition Pebble Buhrstone Roller Attrition Pebble ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ mills fall in the category of tumbling mills, Ball and pebble Compartment All of these Rod and tube Ball and pebble Compartment All of these Rod and tube ANSWER DOWNLOAD EXAMIANS APP
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