Mechanical Operations The resistance offered by the filter used in a bag filter is proportional to (where, c = dust concentration, and s = particle size ) 1/s . c C/s S/c S . c 1/s . c C/s S/c S . c ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Optimum ratio of operating speed to critical speed of a trommel is 0.33-0.45 1.33-1.45 0.5-2 1.5-2.5 0.33-0.45 1.33-1.45 0.5-2 1.5-2.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The mechanism of size reduction by a hammer mill is by impact and attrition between the Grinding element & the housing Neither A nor B Feed particles Both A & B Grinding element & the housing Neither A nor B Feed particles Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The optimum moisture content in solids to be crushed/ground ranges from __________ percent. 15 to 20 10 to 15 8 to 10 3 to 4 15 to 20 10 to 15 8 to 10 3 to 4 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Higher is the mesh number, smaller will be the aperture size of the screen. It means that the aperture size of a 200 mesh screen will be smaller than that of 20 mesh screen. This is valid for American standard screens (ASTM and Tyler standard screens) German standard screens (DIN 1171) etc British standard screens All of these American standard screens (ASTM and Tyler standard screens) German standard screens (DIN 1171) etc British standard screens All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a plate and frame filter press, filtrate flow through the cake follows __________ flow. None of these Laminar Turbulent Plug None of these Laminar Turbulent Plug ANSWER DOWNLOAD EXAMIANS APP
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